Definitions by SusieSweetCheeks

assin' it up 

Acting in a manner consistent with an ass (either a jackass or just an ass ass). Braying arrogantly and assishly. Producing excrement when one acts or speaks. See Donald Trump.

"I see Trump was on Twitter again in the wee hours, assin' it up!"

assin' it up by SusieSweetCheeks November 17, 2016