To dry hump is to mimic the motions of sexual intercourse while partners are fully clothed. There is no direct exchange of any bodily fluids including vaginal lubrication and pre-ejactulate. This can also be referred to as dry sex and falls under a category of activity referred to as “outercourse.”
Dry Hump
More About Dry Hump
Dry humping can be a part of foreplay or a way to satisfy sexual urges without risk of pregnancy or STI transmission.