1 definition by AJ The Klassic
Pumpfake/Pumpfaked/Pumpfaking: When someone says they will do something or go somewhere but doesn't; Going back on one's word; Renig;
My homie said he would meet me out here but then "pumpfaked" at the last minute when his baby moms called.
by AJ The Klassic August 16, 2011