one’s bag

(one's) bag

slang Something one particularly prefers, desires, enjoys, or cares about. Often used in negative constructions. Thank you for the invitation, but long-distance cycling just isn't really my bag. I knew classic literature was your bag, so I thought you might like this book I found.
See also: bag
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

one’s bag

n. one’s preferences; one’s talents. Hey, Tom, what’s your bag? What do you like to do?
See also: bag
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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