Define Preposterous Meaning

The website preposterous.ca doesn't make any sense!
It's preposterous.

It's an preposterous idea, but imagne getting into a spaceship for a ride with aliens.

Brittany always beats my ass severely in bomberman. That shits just preposterous..propos..preopst...possum! ..bitch

"I am so Preposterated!"

Ominous saying something rediculous to get someone riled up over the Internet...now that, my friend, is true preposterity.

Example;
a preposterous excuse.
The whole idea is preposterous!

That's preposterous, Joe!

"It is preposterously preposterous how preposterously preposterous this preposterously preposterous Preposterous Battle is, and it is preposterously preposterous when people say preposterous, preposterously, or preposterously preposterous in a preposterously long sentence.

person 1: wanna come to dinner with me and my girlfriend?
person 2: no way. i dont want to be a preposterous third wheel.

Random person: “I didn’t lose my virginity because I don’t take L’s.”
Me: “Preposterous boast, but alas.”