Commy Share definition Flag 1. A communist. 2. A Commodore. Excellent Australian car made by Holden. 1. "No, I wont share my bread with you, commy." 2. "My V8 commy shits on any BMW (except for Z series)." Commy by Diego August 21, 2003 0 0 Get merch Get the Commy mug. Buy Now — $32.95 See more merch