1. Oral sex of a particularly good and powerful nature.
"You seen Gladys lately? Maaaan that bitch gives some dark helmet."
by El-Keter March 14, 2003
Top Definition
Dark Helmet is a character in Mel Brooks's movie Spaceballs (acted by Rick Moranis)

The ultimate rip of the Star Wars character Darth Vader.
WHAT?! You went over my helmet?!
by James Lowe September 21, 2004
After having some hot booty sex, you pull it out and you have some stains.
After having an orgy with ESR, Linus Torvalds, and Richard M Stallman, everyone had a nice brown, dark helmet.
by Slashdot November 23, 2004
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