have beef Share definition Flag To have beef means to have an argument or disagreement with someone, mainly because of gossip, friendship losses, bullying etc. Jimmy: Ayo Brian, wanna go for ice cream with Adam and Greg? Brian: Nah bro, I have beef with Adam have beef by hamburger2020 June 21, 2022 0 0 Get merch Get the have beef mug. Buy Now — $32.95 See more merch