Australian slang term used to describe the food fetish act of hollowing out a pumpkin, filling the hole with butter and inserting your penis for sexual pleasure.
Tom: âDid you hear cam got his dick stuck trying to do a roast punkin?â
Quinn: âyeah he told me heâs got a food fetish now the twisted fuckâ
âCam, youâve ruined dinner again with your fucking roast punkin!â