Mullet daddy is a term used by Gen Z, describing men with mullets as hot.
It's undefined if mullet daddy is used as an insult or a complement since men with mullets are usually unattractive, but I mean it's Gen Z, they will simp over anything if given the chance to.
A very sexy type of mullet. Attracts hardcore black men and white men. Usually carried by fisherman and a football player that live near Kamloops British Columbia.