what married people do when they're too cheap to get a second hotel room, and have to have sex with two sleeping 7 year olds in the next bed. Usually accompanied by silent shushing faces, muffled giggles and careful movements so as not to make the bed creak. Culminates in silent grimaces during climax.
Stan and Diane got a great hotel in Maui for their 10th anniversary, but ending up having to have silent sex, since it was too pricey to get a second room for the twins
by Veranda Collingwood February 9, 2011
The act of performing a sexual act while one or more people are in the same room.
Usual occurs at drunken parties and gatherings.
Usual occurs at drunken parties and gatherings.
Dude, I Silent Submarine Sexed Sarah last week after you passed out on the couch,
or
Me and Sarah had Silent Submarine Sex on the floor while you guys were playing monopoly.
or
Me and Sarah had Silent Submarine Sex on the floor while you guys were playing monopoly.
by Jordo.. March 5, 2006
When you and your parent have to apply duck tape over your mouths during sex because the kids are in the house and you don’t want to be loud
by MsMiraya February 21, 2018