Go jump in the lake!

go jump in a/the lake

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 jump in a lake?"
See also: jump, lake

Go jump in the lake!

verb
See also: jump