Knee-Trembler

Knee-trembler is British slang for sexual intercourse while standing up.
Found on http://www.probertencyclopaedia.com/browse/ZK.HTM

Knee-Trembler

Knee-trembler is British slang for sexual intercourse while standing up.
Found on http://www.probertencyclopaedia.com/browse/ZK.HTM
No exact match found