make a monkey out of

make a monkey (out) of (someone or oneself)

To do something that makes someone (or oneself) seem stupid or ridiculous. I know Greg is only trying to impress Lisa, but he's making a monkey out of himself by telling so many corny jokes. I'm not going to dance too much at the party because I don't want to make a monkey out of myself in front of my coworkers.
See also: make, monkey, of
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

make a monkey out of

see under make a fool of.
See also: make, monkey, of, out
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.
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