"My nigga"
A word combining "my" and "nigga", a phrase commonly used when referring to a (dark) friend.
White Chad: "Ay yo whats up mygga"
African-American: (can't say anything because he did not use the n word.
Dude1: I hate myggas
Dude2: Me too, they're so annoying, especially at the beaches in the summer
Dude1: Yeah they always suck on my girlfriends blood