ghakk Share definition Flag 1: The sound one makes when they have a Big ol loogie in their throat. To a friend: "the other day at llama island, i saw a- ('GHAKK' *snort* pttowy) squirrel. ghakk by Trevor J May 30, 2005 0 0 Get merch Get the ghakk mug. Buy Now — $32.95 See more merch