go mental

(informal)

to become very angry She'll go mental when she sees what you've done to her car!

in. go crazy; to act stupid. Another day in that history class and I know I will go mental.

Name	Pronounced	Usage
Nickerson	['nikəsn]
Falk	-	German
Liliana	lee-LYAH-nah (Italian, Polish), lil-ee-AN-ə (English)	Italian, Spanish, Portuguese, Romanian, Polish, English
EgÍDio	-	Portuguese
Sears	[siəz]
Emanuele	-	Italian