"Go jump in the lake" is specifically referring to the biblical "lake of fire and brimstone" from Revelation 19:20.
It's a polite way of saying Go to Hell, especially in the Bible Belt of the American South.
Synonyms for go jump in the lake
On this page, you will find 30 slang terms related to go jump in the lake. Some of the top words include: scured, GTH, tohel, HSB, hey oh yeah, and 25 more.