(informal) To become extremely angry. / (informal) To become wild with excitement.

Third-person singular simple present indicative form of go mental

Synonym of mental gymnastics

plural of crab mentality

A collective feeling of victimization and defensiveness, in which a group of people believe themselves to be constantly attacked, oppressed, or isolated in the face of the negative intentions of the rest of the world.

(dated) mental hospital

plural of trench mentality

an attitude towards differences of opinion, where oppositional stand-off or conflict is preferred over debate and compromise.

plural of mental age

How old one appears to be based solely on mental ability and function.