A flabbertestical is when a women, preferably mothers, are dressed in a swimsuit. Flabbertesticals are really mothers who dress in bikinis, burning another person's eyes in the process. Flabbertesticals have really high self-confidence when they really shouldn't.
-DUUDE, YOUR MOM IS SUCH A FLABBERTESTICAL SHE SHOULD COVER UP
-I KNOW BRO, SHE REALLY NEEDS TO STOP BEING A FLABBERTESTICAL
-I KNOW BRO, SHE REALLY NEEDS TO STOP BEING A FLABBERTESTICAL
by JoeMamaSoFresh January 14, 2011