not buy (something)

(redirected from aren't buying it)

not buy (something)

To not accept or believe something as the truth. My brother says that his latest scheme will make millions, but I'm not buying it. The teacher didn't buy my story about the dog eating my homework.
See also: buy, not
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

not buy something

Fig. not accept something (to be true). You may think so, but I don't buy it. The police wouldn't buy his story.
See also: buy, not
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.
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