the amalgamation or fusion of the words SHIT and DAMN, used to express amazement, incredulity, or derision.
Person A: You see how much the cover at this place is?!
Person B: Weelllll shidamn, let's go somewhere else.
Person B: Weelllll shidamn, let's go somewhere else.
by MassKillingSpree February 17, 2008
A combination of the words "Shit" and "Damn" meaning the siduation is utterly unfixable or very unfortunate.
by Fiona Draco August 31, 2018