Short for Gosh darnit.
Basically, a nice way of saying Goddamn.

Kid: Mom! The cookies are burning!
Mom: Gosh Darn!
by Hannahxoxo December 27, 2008
What you have to say so you won't go to heack.
Kid: goddammit

Mom: do you wanna go to heack

Kid: no i don't want to go to hell
Mom: ITS FREAKING HEACK AND SAY GOSH DARN
by Danielsdickishugeasf August 19, 2015
A more polite way of saying god damn it (god damnit, god dammit, goddamnit)
Gosh darn it! My fucking TV just broke.
by UnNerd June 13, 2007
When your gonna say god damn it but you cant cuz someone such as a teacher is near,you could say gosh darn it.
Bobby went to say "god damn it" to Jane, but their teacher, Mr. Smith was there. So he said "god... i mean gosh darn it"
by SMCgirl June 20, 2007
when something is so ridiculous that ridiculous just isn't enough to describe it.
Andrew: Dude, Mike had sex with four different women last night for two hours each.

Joe: It's re-gosh-darn-diculous that he can keep it up that long.
by nuwebb March 7, 2009