Have sex. Don't ask, just do it, it works i promise.

Ps. Masturbating does not work, have sex.
uhhhhh, honey, i have so much pressure in my sinuses! time for some good ole fashion sinus relief!
by Abix forever August 06, 2011
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Just Before getting Head you coat your cock with vapor rub and just before her mouth is on you you put her in a full nelson.
My wife complained about being all stuffy, so I got her in the mood and gave her the sinus buster.
by pjs5671 July 11, 2010
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when a man cums into a mouth and it shoots out the nose
“bro i gave that girl a major sinus rinse last night when she was sucking my dick
by jessieclout December 26, 2017
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Euphemism used to describe cocaine in polite company.
'I mean I was pretty drunk, but I got ahold of that sinus sauce and straightened out right quick'
by Thief Ledger October 05, 2018
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When your sinuses get stuffed and produce a whistle effect when you inhale and exhale through your nose
I've got a serious sinus whistle happening right now.
by whistlemenot December 08, 2013
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The resultant cleaning of one's sinuses after an explosive sneeze with your mouth closed
"Wow, George, did you just fart out of your nose?"

"Nope. That was just another sinus blaster."
by emmaruby March 21, 2008
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The act of sticking your dick up somebodies nose. This can be done as either a prank or to give pleasure to oneself.
I pranked my roommate by giving him a sinus infection. He had a runny nose the next morning.
by b-ulrich July 10, 2008
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