go climb a tree/fly a kite

go climb a tree

slang Leave me alone; get lost. A: "Yikes, what did you do to your hair?" B: "Oh, go climb a tree!"

go fly a kite

To go away and leave one alone because what is being done or said is very irritating. Often used as an imperative. A: "The experiment might work better if you actually knew what you were supposed to be mixing together." B: "You know what, Jenny? Why don't you go fly a kite?"

go climb a tree/fly a kite

Go away and stop annoying me. There are many other versions of these colloquial imperatives, from go chase yourself, dating from about 1900, to go jump in the lake, sit on a tack, or soak your head, also of twentieth-century provenance. All could be classed as clichés. See also go to the devil.