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cool, strong, handsome, rich, super smart, has swagg, owns many cars and is asian. ( usually chinese )
Shaniqua : DAYUMMMMMMMM; that boys the sex!
Lillian : i know! i wanna piece of that!

Shaniqua : yeah, he MUST be an alvin.
by StaceyScribblez June 29, 2009
a very sensitive person who is fun to hang around with and is not very talkative and tries to be a thug when he can
hey alvin wanna go to the movies yeah after i go bust a lick
by Nyteria February 23, 2004
Chipmunk from the 80's cartoon
"This IS the 80's Alvin"
by Gumba Gumba June 11, 2004
the act of placing one's balls into a woman's mouth; which causes her to look like a chipmunk storing nuts for the winter.
Since Dianne had a large mouth, she was able to perform the Alvin with ease on Mark.
by BWill April 17, 2008
Usually a nice guy, who can take care of his girl, nd is obsessed with music and sports. Known to be really good at sex. Has the biggest I dont give a fuck attitude.
girl: hey Alvin, last night was fun ;)
boy: I know.
by getemgotem12 October 26, 2011
one of the chipmonks from alvin and the chipmonks, the awsomest chipmonk of the 3..
-_- there is no exmple for alvin
by alvinsigmontheadore August 22, 2009
1. To put your nuts in a woman's mouth so she looks like a chipmunk.

2. To beat, own, or disgrace somebody.
1. You know why I'm gonna call you Alvin?


Cuz I'm gonna put my nuts in yo' mouth and make you

look like a fuckin chipmunk....I'm gonna Alvin the shit out

of you, girl.

2. You just got fuckin Alvin'ed, bitch!
by Dubstack Killer/Purdu3 BTFU September 29, 2010