Where you put your hands under his her crotch to warm them in a cold environment
Dude, stop warming your hands under her laptop, it looks awkward.
A sex where you are underwater
I was under the sea with my mom
When you and your partner go in the ocean naked while she wears a red wig and a sea shell bra and you tickle her butthole with seaweed while you fuck her bent over
Girl: Hey babe what are you doing?
Guy: “tickles butthole with seaweed”
Guy: I’m just doing ya under the sea.
Girl: but did I really have to wear this wig and bra?
Guy: yes.
when you are jacking off in class behind the cute girls
dude, I had my hands under the table yesterday
When someone is caught under the influence of psychedelics or drugs that impairs ones mind to lose control.
“Did you see that Justin bieber got removed for his set?” “Yeah he was caught under a spell and he got arrested”
The act of urinating while your penis is fully erect, referred to also as Mount St. Urin, Morning wood surprise, or uncorking the yellow.
Dude, I woke up this morning at full mast and unleashed one helluva geyser under pressure
Several males in the room feeling horny for the same girl but won't advance to her out of respect for each other.
Samantha: Why are those guys at the corner of room laughing at the same joke about someone.
Jhane: "Several People Under the Hill"
Samantha: Ah, gotcha.