hop gun Share definition Flag A beer for those that wish they were Tom Cruise. Typically consumed while wearing aviators on the beach between beach volleyball sets. Bro, pass me a Hop Gun and my aviators. I need to take a selfie for Tinder. hop gun by MickeyDuck March 11, 2017 0 0 Get merch Get the hop gun mug. Buy Now — $32.95 See more merch