a form of cunnilingus; in which the receiving partner is sitting atop the giving partners shoulders, facing the opposite direction with their vagina in the giving partners face.
Usually performed in a high ceilinged closet or room.
My buddy John said he periscoped his girl Kate the other night, Thank God he has that 10 ft closet. He almost drowned lol.
The act of checking out other females while slow dancing with someone
Rick: saw you slow dancing with Heather. You were all over the place.
Roger: nah man, I was periscoping Sheila. She's phat
Rick: ye ol' periscope
The result of a morning chubby, the tip of one's wood will break the surface of the underwear as though to take a look around. similar to that of a submarine periscope.
"holy cow do I have to pee, but i'm at periscope depth and could take my eye out if I try.
When you are sitting on top of another man's penis in a bathtub and yours is so erect it leaves the water, like a periscope.
I was on top of Matt, I got a pink periscope when he entered me.
When the head of a penis is perking now out of shorts
I was in the grocery store, and a man with very short shorts was periscoping!
When the head of a man’s penis is peeking through his shorts
This guys is hanging out of his shorts and Periscoping!
When an individual inserts their head, at least until theirs eyes, into another person's ass.
"Sorry I can't sit down for the meeting, had a good ole'periscoping sesh with the boys last night"