Means "Big Dog", often used in affiliation with someone who is abnormally cool or well liked. Can be used in almost any case to describe someone who generally kicks ass.
Tom: Hey look, there's Cope!
JR: Shout! Lex is such a bitaw!
Cope: Hey guys look at Cooper over there, he's such a bitaw.
Pete: Yeah, he's sitting with cool kids. Definetly a bitaw.
JR: Shout! Lex is such a bitaw!
Cope: Hey guys look at Cooper over there, he's such a bitaw.
Pete: Yeah, he's sitting with cool kids. Definetly a bitaw.
by Iknowhim33 July 17, 2007
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