Top Definition
1) an amalgamation of the terms preposterous and postulate used to describe an absurd claim or assumption.

2) an adjective describing a predated postulate or principle
person A: "That girl's so innocent, she must be a virgin."
person B: "That's prepostulatious!"

person A: "I firmly believe the Republicans will win the next election."
person B: "Man, that's totally prepostulatious!"

person A: "Did you know the Earth is flat?"
person B: "What the hell are you smoking man? That's totally prepostulatious."
#preposterous #ridiculous #absurd #postulate #assume #claim
by balbir January 22, 2008
6 Words related to prepostulatious
Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from We'll never spam you.