Ain't no bitch in my blood

A statement declared to affirm one is not afraid of anyone or anything; to be used in the midst of a situation or function (drinking game, dare, fight, etc.)

Bruh, if we swingin' we swingin. Ain't no bitch in my blood!

Man, pass me the bottle. I'll kill this whole thing, shit. Ain't no bitch in my blood.

chewing air

A saying used to indicate someone is talking about nothing.

Laurence is always chewing air. He'll put anyone to sleep when he talks.