fist dibs

An alternative to the common phrase first dibs, where one ‘calls’ ownership of something. ‘Fist dibs’ is a newer form of slang relating to bros calling ‘fist dibs’ in a more ‘masculine’ version of the saying.

Bro, you seen the new Fashion Nova Men’s line?
Yeah man, I got fist dibs on the red satin button down. Swag unmatched.