knee-trembler
knee-trembler
vulgar slang Casual sexual intercourse carried out while the participants are standing. It was just a quickie, a knee-trembler in the bathroom at the party. Nothing serious.
Farlex Dictionary of Idioms.
- have a knee-trembler
- trembler
- beast with two backs
- make the beast with two backs
- get (one's) ashes hauled
- sexual congress
- stealthing
- have it away
- have it away (with someone)
- have it away with