not have it
not have (any of) it
To not accept, tolerate, stand for, or involve oneself with something already stated. It is clear that defendant was trying to play up to the judge's sympathy, but she wasn't having it. Congress is trying to reintroduce a budget that spends billions of taxpayer dollars on bank bailouts, but voters have already made it clear that they aren't having any of it.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
not have it
Also, have none of; not or won't or wouldn't hear of . Not allow; refuse to tolerate, accept, or endure. For example, Mary wanted to have the reception at home, but her mother would not have it, or I'll have none of your backtalk, or The minister wouldn't hear of a change in the worship service. [Late 1500s] The related not having any, for wanting no part of (as in Fund-raising? I'm not having any!) was first recorded in 1902.
The American Heritage® Dictionary of Idioms by Christine Ammer. Copyright © 2003, 1997 by The Christine Ammer 1992 Trust. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.