When you eat somewhere (i.e hospitals, other peoples houses, your own, etc) and not knowing what your having/eating. You can also say "I had wild turkey surprise, surprise, there's no turkey!" meaning you could be eating anything and you can't identify or recognize what it is.
Person 1: Ugh, the Hospital food was just gross, I couldn't identify it.
When a woman (or man) is suck your dick while on their knees. The person who is not smiling like a donut (the one receiving) spreads their nut sack onto the persons neck and proceeds to make a turkey noise.
Dude my girl was giving me head on Thanksgiving and that's the only reason I think I got away with the Wild Turkey Gobbler.
What the Fuck is the Wild Turkey Gobbler?
Get down on your knees and SMILE LIKE A DONUT and I'll show you. Gobble gobble fucker