Dub Chub Share definition Flag A double cheeseburger at McDonalds. "Hey, can I get $50 worth of Dub Chubs?" "What the hell is a Dub Chub?" "Double Cheeseburger, man." Dub Chub by LIAR!™ April 5, 2009 0 0 Get merch Get the Dub Chub mug. Buy Now — $32.95 See more merch