Extreme weakness or fatigue because of the habit, or addiction to porn.
I was suppose to meet Trina for drinks. Instead, I masturbated, went to sleep, and completely missed the date. I fell victim to; porn exhaustion.
by Reducto February 23, 2009
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While in the missionary position, the male party pulls out before climax and shoots his load all the way up to the open mouth of his female partner. This is akin to the exhaust port shot that destroyed the first death star in Star Wars: A new hope.
"Almost there ... Almost there ... HITS AWAY!"

"Dude, did you achieve an exhaust port last night?"
"Negative, negative, it didn't go in. Just impacted on the surface."
by Captain Polak January 10, 2009
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When you have rocked a boner for an extended period of time and it feels like it has had it's own workout day at the gym.
After a weekend of sex and nakedness Heather wanted more, but Aaron couldn't do it, he was clearly suffering from boner exhaustion.
by Energy 79 April 7, 2016
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A dirty vagina, releasing fumes/liquid/etc which one would consider to be pollution. So bad that it will cause damage to the ozone layer.
Man, I don't think she washed or has been with someone in a while because I experienced some serious Cunt Exhaust last night!
by heatmagruff May 14, 2010
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Preventing another driver from getting around you when you are all ready speeding and then slowing down to the speed of the next slowest car.
Jacob, "I saw that guy in my rear view mirror weaving in and out of traffic so I exhaust blocked him when he got up to me."

Bobby, "Boosh."
by KJE March 6, 2007
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When you watch so much porn on PornHub that your dick is about to fall off.
Colin: Dude I’ve been watching so much PornHub, I think I’m at the point of PornHub Exhaustion!!
Jacob: Don’t worry! There’s no such thing! Keep going!
by a_litteral_bean December 18, 2017
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Referring to a girl who gets it in both holes. (vagina and rectum)
Ross is all for dual exhaust.
Jenny has no clue what dual exhaust means.
by Tules!!!! Representing Apollo February 10, 2005
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