look up any word, like blumpkin:
 
1.
A gangster or rapper
That nigga just attacked 3 people and served that kid. He's a straight up jacka.
by malcm&anthny June 12, 2008
 
2.
A gangster or rapper
That fool over there just faught 3 people and rap battled Ronald McDonald and won. Hes a straight up jacka.
by malcolm and anthony June 12, 2008
 
3.
A person who takes peoples ideas... or makes themselves look dope by takin sum1s style or swagga
"That bitch is such a Jacka"

"He got the rep of a Jacka"
by The dope asshole June 27, 2009