be not (one's) bag(redirected from be not bag)
be not (one's) bag
To not be something one prefers, desires, enjoys, or cares about. Thank you for the invitation, but long-distance cycling just isn't really my bag. When I found out that reading wasn't his bag, I knew that there wasn't much of a relationship in store between us.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.