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1.
Flava flav's slogan. you can say it anytime.
boi=boy
"are we going to the clubs tonight?"
then you can say "YEAH BOI!"
Or
When you see a girl with a hot ass, you can also say
"YEAH BOI"
but you have to shout it out!!!!
by niggah skye June 12, 2006
262 61
 
2.
To Enlighten people of you're Grand excitement or to show your dominance
ME:(walks into room with friends) YEAH BOI

Friends: OH SHIT!
by saltmaster April 13, 2011
27 14
 
3.
1. A word used to express excitement, appeal, agreement or satisfaction.

2. yes boy
"Dude, my parents are out of town, PARTY!" - "Yeahboi!"

"Yeahboi, that fat chic moved, now I don't have to look at her blubber!"
by milkymertz January 12, 2008
3 3
 
4.
Flava flav's slogan. you can say it anytime.
boi=boy
"are we going to the clubs tonight?"
then you can say "YEAH BOI!"
Or
When you see a girl with a hot ass, you can also say
"YEAH BOI"
but you have to shout it out!!!!
by Skye June 12, 2006
51 68
 
5.
an exclamation with your mates when u get a hot girl's number
P1: so? what happened, did it work?
P2: Yeah Boi!!
by shizzle ma dozzle October 08, 2007
29 57