When two men undress and stand face to face with their hands behind their backs. They then swing their hips around slapping each other with their genitalia.
I accidentally walked in on Bob and Carl playing tummy sticks. It looked like Carl was winning.
Tummy sticks is the situation, commonly referred to as a game, in which two erect men cuddle closely and face-to-face causing their two erect penises, or sticks, to push upwards between their stomachs, or tummys. Sticks combine with tummys, hence the name "tummy sticks."
Adam: "Hey Brooks, instead of going fishing let's stay home and play tummy sticks!"
Another name for an erect penis
Do you want to play with my tummy stick?
A terrible tummy problem. Where your stomach hurts like somebody is stabbing you and you're screaming at the top of your lungs while endlessly shitting out yellowish brown diarrhea for over a week straight.
Seriously you do NOT want this to happen to you.
A: Roo are you okay
B: No. I got Roo Tummy syndrome.
When you drink too much water because you're high and your stomach hurts.
Man, that weed made me thirsty and I drank too much and now I have water tummy.
Feeling happy with yourself after stuffing your mouth with an excessive amount of food even though you are about to vomit
I’ve got happy tummy after eating that disgusting burrito