used in da dirty south west of da uk, anova word for blow or weed.
mayne u got ne helmet on you this niga needs a blow!
by G from B April 16, 2008
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(verb): To insert one's head into a sex partner's anus, as if wearing them like a helmet. Requires surgical removal of the receiver's sphincter.
Bob was not happy to learn he would have to wear adult diapers for the rest of his life following the procedure that would allow Janice to helmet him.
by C. U. Farley May 22, 2008
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A heavy metal band. They used to rock, but now they suck.

Haven't you all noticed that they sound different? Page Hamilton sings different, too. They sound like poppy mainstream crap now. They don't even sound metal anymore. It's not even Helmet without Henry Bogdan, Peter Mengede and John Stanier. Mr. Hamilton should just retire.
Helmet used to be a good band in the early 90's. But not anymore!
by not found [Error 404] September 23, 2007
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hel·met
   hell-meht noun
A means to describe someone's intelligence referring to a mentally unstable person. One who wears a helmet to protect them from injuring themselves because they cannot function for on their own. Can also be known as slang.
1)

A-"I heard Greg got a 39% on that test last class"
B-"What a helmet!"

2)
A-"Hey you f***ing helmet"
by Ayy Fawn September 28, 2011
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she gave me helmet on the first day she knew how to blow instruments in a good way
by Niceemcee January 19, 2004
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As a Steeler fan, I'm breathing a sigh of relief to know that Ben is ok, but if he would have worn a damn helmet, he wouldn't have so many facial injuries
by Ben's Helmets June 21, 2006
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A big, meaty clitoris that is very prominent when a girl is naked.
Dude, when I was fucking Mary she fingered her enormous helmet til she came.
by spunkjordan June 05, 2016
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