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1. In german means "cheers", as a salutation accompanied by beer. In a bar it is said commonly followed shortly by a toast.

2. (Proster) Used to describe a very annoying user on the internet or university/college. refered on the internet as an Idiot or Cronic Spammer. In a University he/she is either a nerdy loner or a drifter.
1. "Happy Anniversary, Fred! Prost!"

2. Any GokuSSJ character on mIRC, Stephen (if you are reading this where is my Slipknot cd?), anyone who plays Everquest, and FORUM LAMERS!
by Micheal Harper July 29, 2003
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2
the "safe" version of prostitute, for use around little ears
Sally- "That girl is such a prosti.."
Mark- "Hi guys, church was fun today!"
Sally- "As I was saying, she is such a p-rost!!"
by Elijah/Allissa January 11, 2008
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3
In ROMANIAN means simply STUPID! lack of intelligence and any brains what so ever. It's synonims: idiot, cretin,retarded, mental issues sau doar batut in cap.
by MIHAI Smecheru' December 10, 2005
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4
A really shitty, low class bar in Chicago's Lincoln Park neighborhood. Those who go to Prost are affectionately known as "prostates."
Hey, I want to go to a shitty bar packed with all dudes and pay too much for drinks. Where can we go? Prost.

Hey Bill were you being a Prostate last night? No, I stayed in so my dignity could remain intact.
by Jack Nose December 12, 2012
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5
Alain Prost, one of the most succesful drivers ever with 51 wins and 4 world championships. He was Senna's greatest rival.
He was also a Frenchy
by Sutton October 16, 2004
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6
A synonym for the word 'cunt'.

Referring to the esteemed Formula 1 driver Alain Prost whose attitude throughout his career and especially towards the great Ayrton Senna was that of a complete cunt.

Probably didn't help that he was French either.
Person 1: Where's the milk?

Person 2: I finished the last of it.

Person 1: You're such a Prost.
by Alain non-Prost April 26, 2012
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7
In Bulgarian means "stipud", just like in romanian.
Mnogo si prost e!- You're very stupid!
by vari_sa_maai April 11, 2006
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