going crazy
go crazy
gone psycho
all that jazz.

Used to describe (generally female) imagery that's suggestive, but in a PG-13 sense rather than an R or above sense.

Go ape is a funny way of saying to lose your mind, or go ballistic.

The act of going so hard that you lose all the ability to walk, speak and think properly. This phenomenon often occurs after drinking too much alcohol or using too much drugs. People who are "going ape" can often only think about sexual intercourse. Activies like sleeping in random spots, puking excessively and urinating in inapproriate places are not exceptional.

similar to rape however the 'g' and 'o' stand for getting off
therefore you have been forced to get off with someone

Get mad, drive into crazy. See go bananas

Go Ape is a high wire, tree top assault course. The company has 26 courses nationwide including the country's longest zip wire: 426m at the course in Aberfoyle, Stirlingshire.