knock the/(one's) habit

knock the/(one's) habit

To give up something to which one is addicted, especially drugs. Different people have different methods of knocking the habit. For me, the only way I could quit smoking was by going cold turkey. You're going to need a lot of support from family and friends if you're going to knock your habit. Withdrawal is no joke. I've really been trying to kick my habit of compulsive shopping lately, but it's a lot harder than I thought it would be.
See also: habit, knock
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

knock the habit

to stop using drugs; to break a drug addiction. I just can't knock the habit. He tried to knock the habit by drinking lots of booze.
See also: habit, knock
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.

knock the habit

tv. to stop using drugs; to break a drug addiction. (see also kick the habit.) I just can’t knock the habit.
See also: habit, knock
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.
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