go mental

go mental

1. To become extremely angry or upset. My parents are going to go mental if they find out we had a party here! Don't go mental, but I think I broke your computer.2. To become or feel crazy. I'm going mental being stuck in this cabin all week with my parents!3. To act in a crazy, foolish, or reckless way. Too many kids start going mental when they go to college and have total freedom for the first time in their lives.See also: go, mental

go ˈmental

(British English, slang) become very angry: My dad’ll go mental when he sees what we’ve done!See also: go, mental

go mental

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