A happenstance in intercourse where the woman is on top of the man, where the rhythmic thrusting causes the woman's breasts (and therefore, nipples) to rotate in a circular pattern, like the twin blades of a chinook helicopter.
(past tense) Man, I fucked her so hard that her titties chinooked!
by truth_R_consequence September 10, 2008
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When a warm breeze blows. Specifically when flatulence is emitted in the midst of a rim job.
The rimmer that Misty gave me last night was so good that I gave her a Chinook.
by wowzermacdowzer April 5, 2016
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When two gentlemen swirl their own tackle in unison whilst facing each other in order to emulate the double rotors of a chinook helicopter. During this act they are not allowed to touch.
"That was some hardcore chinooking last night, I thought your penises were going to fly off together."
by will.i.am88 May 10, 2014
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A warm wind that comes in over the Rocky Mountains and melts the snow in Calgary, much to Edmontons chagrin.
Damn chinook, melted everything south of Red Deer!
by Weens September 10, 2005
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1. The largest and most prized species of salmon. Also known as Spring, King, and Tyee...Chinook Salmon can grow to weights exceeding 75 lbs.

2. The name for a winter weather phenomenon specific to a region of North America, close to Calgary, Alberta, Canada. A result of warm, moist air from the Pacific Ocean moving over the mountains of British Columbia then descending quickly down the eastern side of the Rocky Mountains, relative ambient temperatures can increase by 30 degrees celsius overnight and last for a day or more.
1. If ya wanna fish for Chinook, ya gotta got to the Queen Charlotte's...I tell ya, ya throw back anything less than 50 pounds.

2. Thank god this chinook came through when it did, Steve, it was getting so damn cold I thought my left nut was going to freeze solid.
by petabo August 13, 2006
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A sexual technique similar to Helicoptering, in which two men rotate their flaccid penises smacking the recipient in the face.
My buddy and I are going to Chinook her for her birthday
by chucklz February 14, 2008
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A small town on the high line of Montana along Hwy 2 where people of the city have nothing better to do than gossip about everybody else. True Chinook residents believe their shit doesn't stink when it actually smells the worst.

The highschool is a joke because the current (2011) principle and athletic administrator are into bestiality and have fucked many farm and domestic animals. so if you live in the area, keep your pets inside!

Do not send you children to this school especially is they intend to play any type of sport! They will falsely accuse you of being a normal kid and doing normal kid things and try to have you arrested for it! So instead send you kids to Havre High where they will either get prego or catch AIDS because even this hell is a better alternative to SHITNOOK!
John - Hey do you wanna go to Chinook, MT and party?

Kevin - Fuck that, I'd rather eat shit and die!

John - True dat, I would rather have AIDS than step foot in that shit hole!
by IliketheUSA August 13, 2011
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