Top definition
A word used in Navy, often used to describe junk food. "Gidunk" is the sound a candy bar makes when it falls in the vending machine.
Please section leader, can i have a gidunk card so i can go to the gidunk line and get some snacks?
by Jeff (USN) December 08, 2007
Get the mug
Get a gidunk mug for your Uncle Georges.