go potty

Etymology 1
From use of as a diminutive form of.

Verb

 * 1)  To go and use the potty: to leave in order to urinate or defecate.
 * I have to go potty!
 * I have to go potty!

Synonyms

 * See, , and

Etymology 2
From British use of as slang for, probably under influence from.

Verb

 * 1)  To go crazy: to become insane.

Synonyms

 * See Thesaurus:go crazy