Top Definition
Can be used as a verb or noun- refers to either someone who fucks something up, or is a fuck-up. Can also refer to the use malicious use of rape in/of a situation.
"Joe gummiefucked it up."
"Joe is a gummiefuck."
"I held this bitch down and gummiefucked the shit out of her."
"Quit trying to gummiefuck this up."
by the pied pirate January 26, 2009
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