(idiomatic, intransitive) To be crazy or eccentric.

(idiomatic) To be organized; to have one's affairs in order; specifically, to have a multi-person effort coordinated towards the exact same goal.

(Australia) A jocular explanation for bad luck.

(US, humorous) Used to report that a (major) problem has occurred.

(idiomatic) To have someone in a difficult situation in which he or she is without alternatives and can be controlled.

(idiomatic) To have more important things to do.

(Britain, informal) Used as a fatuous excuse to avoid doing something.

To be powerless to act, to be thwarted.

(idiomatic, humorous, dated) To get a haircut.

Alternative form of have one's cake and eat it too