[go fly a kite] {v. phr.}, {slang}
To go away; leave. Usually used as a command, to show that you do not accept someone's ideas.
* /Harry was tired of John's advice and told him to go fly a kite./* /After Mary stood around telling Sue what was wrong with her dress. Sue told her to go fly a kite./
Compare: DROP DEAD, GO JUMP IN THE LAKE.