blow (one's) cool
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blow (one's) cool
To lose control of one's composure, temper, or nerve. He really blew his cool when the waiter dropped his food. I really blew my cool during the interview.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
blow one's cool
see under keep one's cool.
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.
blow your cool
lose your composure; become angry or agitated. informalFarlex Partner Idioms Dictionary © Farlex 2017
blow one’s cool
tv. to become angry. I almost blew my cool when the dog wet my pants leg.
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.
blow (one's) cool
Slang To lose one's composure.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.