"Kick rocks/Go kick rocks" - to tell someone to leave; get out of here

"Kick the tires" - to try something or examine it carefully before you buy it; to inspect something to ensure it meets expected standards or has favored characteristics before committing to purchasing or selecting it; to test the market value of an item or see what the owner is planning to sell it for

"King's Ransom" - a very large amount of money or valuables; something costs or is worth a king's ransom; the release of captured prisoners, property, etc., on payment of a stipulated price

"Kudos" - praise and honor received for an achievement; respect and recognition

"Kumbaya" - naively optimistic; artificially covering up deep-seated disagreements; pretend to agree, for the sake of appearances or social expediency; believing in the notion that enemies can get together and sing Kumbaya while ignoring the unresolved conflict at hand

"Lame Duck" - anyone or anything soon to be supplanted by another

"Last hurrah" - a final appearance, especially at the end of one's career; a final act, performance, or effort, especially in politics

"Lay of the land" - the meaning is well established and straightforward; the way something is organized, runs, is arranged; the arrangement of features on an area of land; the arrangement or organization of something other than land

"Laymen Terms" - the use of basic speach, or words/terms that a person can comprehend; to describe a complex or technical issue using words and terms that the average individual can understand; a simple language used to explain a professional term or process to one who is a non-professional in a given field

"Let sleeping/dead dogs lie" - don't bring up an old subject or trouble; put things to one side; let the past go and don't revive things that are no longer relevant; don't stir things up or cause unnecessary difficulties like waking up a sleeping dog that may attack you

"Lick/ing (one's) chops" - to anticipate something; to be eager to do something that you think will be satisfying or pleasant

"Lick/ing (one's) wounds - withdraw temporarily while recovering from a defeat; to recuperate; to attempt to heal one's injuries or make oneself feel better

"Lightning in a bottle" - to achieve or succeed at doing something that is incredibly difficult, unlikely, and/or elusive; accomplishing something by sheer luck

"Live in a fishbowl" - a place, situation, or environment in which one has little or no privacy; to live a life where everyone is watching; to live under scrutiny in the public eye

"Long in the tooth" - to be very old; advanced in age; outdated; no longer able to perform one's primary function at an optimum level; one who is past their prime stage

"Loose cannon" - an unpredictable person who is likely to cause unintentional damage; an uncontrolled person who causes damage to their own team, faction, or political party; a person lacking prudence or insight, whose actions and/or speech jeopardises the safety of people in their proximity or under their authority

"Low-hanging fruit" - targets or goals which are easily achievable and which do not require a lot of effort; the easiest person to sell something to, to convince of something, or to fool

"Make light of" - to act as if something is not serious when it is serious

"M.O." (Modus Operandi) - a particular way of doing something, especially one that is characteristic or well-established; method of operation; a particular style of a person

"Meet (your/their/one's) maker" - to die; to go into the afterlife and meet the supreme being who create and gave us life

"Moral Compass" - an inner sense which distinguishes what is right from wrong, functioning as a guide like the needle of a compass; in reference to a person's ability to judge what is good and bad so they can act accordingly

"Much to my chagrin" - feeling of ashame and disappointment; feeling displeased or embarrassed because of a situation

"Murphy's Law" - a situation describing if anything that can go wrong, will go wrong, at the worst possible moment

"Naysayer" - a person who habitually expresses negative or pessimistic views; one who frequently engages in excessive complaining, negative banter, or a genuinely poor and downbeat attitude

"No Love Lost" - no feelings of respect, admiration, or affection; having a strong hostility towards another person; hatred between two rivals

"No rest for the wicked" - a proverb that means evil-doers will face eternal punishment; there is no peace for wrong-doers; the wicked shall be tormented in Hell

"Nook and cranny" - a place or part of a place, especially small or remote; every place; everywhere

"Nothing to sneeze at" - something that deserves serious attention; not something that should be ignored, dismissed, or treated with disdain

"On God's green earth" - metaphor for the world; on this planet; earth

"On the bubble" - term used to describe someone or something who is on the verge of being cut from scope or removed from the group

"One for the ages" - commendatory; extremely rare and memorable for all time; an accomplishment that will transform or influence the surrounding society for a long term period; will be remembered for years to come; historic

"Oppression Olympics" - the argument in which inequalities faced by a group are dismissed for being considered less important than those faced by another group; when two or more groups compete to prove themselves as more oppressed than each other

"Paint/Painting with a broad brush" - to describe a class of objects or a kind of phenomenon in general terms, without specific details and without attention to individual variations; to describe or characterize something in very general, vague, or broad terms while ignoring or neglecting to include specific details

"Par for the course" - what is normal or expected in any given circumstances

"Pavlovian Conditioning" - a learning procedure that involves pairing a stimulus with a conditioned response; to associated an action or a thing to a desired reward or satisfaction will cause the recipient to be stimulated in the same way by the action or thing in the absence of the reward or satisfaction

"Pay the (pied) piper" - to face the results of one's actions; suffering the consequences of wrongdoing; one has to pay in the end for what they have received/enjoyed

"Paying Homage" - to openly honor or worship someone or something; give some respect

"Perfect storm" - an unusual combination of events or things that produce an unusually bad or powerful result; rare combination of individual elements or circumstances that together form a disastrous, catastrophic, or extremely unpleasant problem or difficulty

"Persona Non Grata" - a person who is no longer favored or welcomed; a diplomatic representative unacceptable to an accrediting government

"Pet peeve" - a frequent annoyance; a particular or recurring source of irritation; something that is may be a bit annoying to most people but is very annoying or upsetting to a particular person

"Pick up the pieces" - to try to get back to an ordinary way of life after a very bad experience; redeem a bad situation; restore matters to normal

"Pigeonhole" - disapproving; to have an often unfair idea of what type someone or something is; to put something away or leave it until a later time

"Politically Correct" - demonstrating progressive ideals, esp by avoiding vocabulary that is considered offensive, discriminatory, or judgmental, especially concerning race and gender

"Pot calling the tea kettle black" - when someone is guilty of the very thing of which they accuse another person; the notion of a criticism a person is making of another could equally well apply to themself; hypocrite

"Prisoner of the moment" - totally, completely, 100% immersed in the situation at hand (usually a party or social event) with no care, worry or thought of anything else in your life/the lives of others

"Pun Intended" - an amusing use of a word or phrase that has two meanings, or of words that have the same sound but different meanings; a sentence that could be interpreted to have more than one meaning because a word in the sentence is a homophone (applies to speech, when two words sound alike but have different meanings) or a homonym (applies to written communication, when two words are spelled the same and sound the same but have different meanings)

"Put out of (one's) misery" - to end or destroy something for the good of the individuals involved in it; to kill someone or something as a means to ending their suffering; to give somebody information they have been waiting for

"Put the genie back in the bottle" - an attempt to revert a situation to how it formerly existed by containing, limiting, or repressing information, ideas, advancements; try to suppress something that has already been revealed or done