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The area code of those living off the island of Montreal but still in the surrounding area such as Laval.
Kid 1: Yo you guys are from Laval?!?
Kid 2: Damn straight, we up in da 450!!!
by Andrew Couto June 28, 2006
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Jan 23 Word of the Day
Adjective for something that definitely wasn't lame, but not quite "hot". In other words, slightly below being hot, therefore warm, like a nice pair of mittens.
"How were things at the club last night?"

"Plenty to drink, but the music was no good. I guess shit was mittens."
by 122445 May 14, 2006
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any 450cc dirtbike, which are the sickest bikes out
kid 1: he just got a 450!

kid 2: stupid fucks gonna kill himself
by anonymousdnpojnfgspodhgf August 19, 2008
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segregation between the south and the north. Lived in the North and south
by Yankee 450 May 22, 2006
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