blow cool

(redirected from blow my cool)

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.
See also: blow, cool
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

blow (one's) cool

Slang
To lose one's composure.
See also: blow, cool
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.
See also:
References in periodicals archive ?
I ain't gon let no drunk blow my cool. I better just let it go.