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quit the funny stuff

To stop joking or fooling around and be serious. (Said as an imperative.) The boss told us to quit the funny stuff and get ready for the meeting. All right kids, quit the funny stuff and open your books to page 53.
See also: funny, quit, stuff

(someone) (just) doesn't know when to quit

Someone would be better off not doing something or acting a certain way because it is or may become destructive, counterproductive, futile, or undesirable. Mark keeps antagonizing the boss with little snarky quips—he just doesn't know when to quit! My wife keeps spending our money on clothes she doesn't even wear. She doesn't know when to quit! That's the third time you've berated me for not taking out the garbage. You just don't know when to quit, do you?
See also: know, quit

quit while the going is good

To cease, end, or give up (doing) something before it becomes too difficult or the consequences become too severe. There are some reports that the market is about to take a dive, so I reckon we should quit while the going's good. Listen, kid, there's no way you can win this fight, so why don't you quit while the going is good?
See also: going, good, quit

quit (something) cold turkey

To stop doing something abruptly. The phrase is most often used to describe the sudden cessation of a drug. After smoking for so long, I should have never tried to quit cold turkey—the withdrawal symptoms are unbearable. I'm so impressed that you quit gambling cold turkey!
See also: cold, quit, turkey

church ain't out till they quit singing

Something is not over yet. Yes, we've had some setbacks this season, but that's no excuse to give up. Church ain't out till they quit singing!
See also: church, out, quit, singe, till

Church ain't out till they quit singing.

Rur. things have not yet reached the end. Charlie: No way our team can win now. Mary: Church ain't out till they quit singing. There's another inning to go.
See also: church, out, quit, singe, till

Keep (on) trying.

 and Don't quit trying.
Fig. a phrase encouraging continued efforts. Jane: I think I'm doing better in calculus. John: Keep trying! You can get an A. Sue: I really want that promotion, but I keep getting turned down. Bill: Don't quit trying! You'll get it.
See also: keep, trying

quit a place

to leave a place. In the autumn, Melinda quit Paris and traveled south to warmer climes.
See also: place, quit

quit on someone

1. [for something] to quit while someone is using it. This stupid car quit on me. I hope this thing doesn't quit on me.
2. [for one] to leave one's job, usually suddenly or unannounced. Wally, the park supervisor, quit on us at the last minute. My assistant quit on me.
See also: on, quit

quit over someone or something

to stop working or doing something because of someone or something; to quit because of a dispute over someone or something. Please don't quit over a silly thing like that. She quit over one of her fellow workers.
See also: over, quit

quit while one is ahead

to stop doing something while one is still successful. When will I learn to quit while I'm ahead? Get into the market. Make some money and get out. Quit while you're ahead.
See also: ahead, one, quit

some people (just) don't know when to quit

 and some people (just) don't know when to give up; some people (just) don't know when to stop 
1. You, or someone being talked about, should stop doing something, such as talking, arguing, scolding, etc. (often directed toward the person being addressed.) Bill: I hate to say it again, but that lipstick is all wrong for you. It brings out the wrong color in your eyes, and it makes your mouth larger than it really is. Jane: Oh, stop, stop! That's enough! Some people just don't know when to quit. John: Those bushes out in the backyard need trimming. Sally: You keep criticizing! Is there no end to it? Some people don't know when to stop!
2. Some people do not know when to slow down and stop working so hard. Jane: He just kept on gambling. Finally, he had no money left. Sally: Some people don't know when to quit.
See also: know, people, quit

quit while one's ahead

Don't try to improve on something that is already accomplished, as in Those drapes we hung are even enough-let's quit while we're ahead. This idiom also implies that further action runs the risk of spoiling something. Also see leave well enough alone.
See also: ahead, quit

quit on

1. To stop helping or working with someone, especially when the support or assistance is needed: My friends quit on me when I really needed them.
2. To stop functioning properly for someone; give out on someone: The car's battery quit on us when we were a mile from the city. My knee quit on me in the last mile of the marathon.
See also: on, quit

quit while one is ahead

in. to stop doing something while one is successful. Get into the market. Make some money and get out. Quit while you’re ahead.
See also: ahead, one, quit

Quit your bellyaching!

imperative Stop complaining! You’ve been bitching all day! Quit your bellyaching!
See also: quit
References in periodicals archive ?
If a person in the decision tree group did not quit smoking 4 weeks after starting a single medication, an additional medication could be added.
We are thrilled that the QuitCash Challenge helped motivate Michelle to quit and that she was able to get the support she needed from QUITPLAN Services.
Christine Dryden, manager of Newcastle NHS Stop Smoking Service, said: "We speak to lots of smokers every year who want to quit but just need that extra incentive.
Your best chance of success is to visit your local NHS Stop Smoking Service which is staSSed by friendly advisors who will work with you to help you through your quit attempt.
Most smokers at health centers desire to quit," the researchers said.
I believe that "God doesn't quit," however desperate the situation might be.
They recruited 503 smokers on the internet and randomised them to receive either a text-messaging programme called Text2Quit or self-help material aimed at getting smokers to quit.
Call your quit buddy for support and get right back on track with your quit plan.
Researchers surveyed 186 smokers who sought treatment to quit and 102 smokers who avoided treatment.
To register for The Driven to Quit Challenge, visit DrivenToQuit.
Quit Pro also has a social feature that allows sharing your progress with friends, monitoring either how long a person has quit for or how much money has been saved not buying cigarettes.
For smokers looking to quit smoking and get healthy, a Conscious Box is a great idea because not only will it have samples of Quit Tea, but many other products that will help improve overall health after quitting smoking.
Among women without diabetes, those who quit smoking within the past three years had a 26 percent lower risk of developing heart disease compared with those who continued smoking.
A team led by Robert West, Cancer Research UK director of tobacco research at University College London, examined NHS services, which can include prescribing medication to help smokers quit as well as face-to-face counselling in groups or individually.
HSE Director of Public Health Dr Fenton Howell said: "Seven in every 10 smokers want to quit, and about 40% make a quit attempt every year.