wig out

wig out idiom
Become or make wildly excited or irrational, as in He'll wig out when he gets the bill for that party. This idiom probably alludes to the earlier flip one's wig (see under flip one's lid). [Slang; c. 1950] Also see freak out, def. 2.

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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