Tubbs Share definition Flag A person who is fat and ignorant basically an unathletic socially awkward fat person who thinks that they're the shit. Mr Jones is such a Tubbs, he always thinks he is the smartest man in the room Tubbs by WhatisJoblessFat September 13, 2021 0 0 Get merch Get the Tubbs mug. Buy Now — $32.95 See more merch