Nigga

just because your any other race from black or african american. you shouldn't say the n word unless your mixed with black or is black or african american

white:sup nigga!

black: im gonna fucking break your ankles and shove you inside my grandma bunions.

Lesbian

oh your lesbian?.....ME TOO!, but if you dont know the meaning. it means woman loves woman.

mcnigger:im lesbian
mcnigger2:me too!

No

It means someone rejects your offer, or something else.

"hey wanna come to my house later on cutie?"

"no nigga."