While performing oral sex on a woman, the person going-down blows in her vagina filling it with air. They then squeeze the sides slightly so as to only let a little air escape at a time, thereby causing a sound not unlike a Portsmouth Tugboat.
Jody gave the lass a Portsmouth Tugboat and she was his forever.
by Jody South January 8, 2016
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An affliction of the stomach normally caused by the eating of dodgy kebabs and the like, causing simultaneous sickness and diarrhea.

The location of projectiles from the human body mirroring the locations of aforementioned towns on a UK map.
Erik "What was wrong with you yesterday"

Norman "I had a dodgy takeaway on Sunday which din't half give me some jip the following morning"

Erik "oh Aye, how bad was it"

Norman "It wasn't good, it was Perth and Portsmouth"
by RsRik April 1, 2011
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when a male boner enters the mouth and clears its way through also knows as the "the dirty portsmouth". This may cause sever choking or death.
Kevin : dudeee you get a blow job from kelsey?
Hyunchang : yea man but they now call it the "the dirty portsmouth"
Victor :AHHHYEAH!
by Master K Chief May 16, 2010
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Also known as East Hell, Portsmouth is a small, dying, formerly industrial town on the banks of the Ohio River. It is known for property crime, meth labs, heroin, drug overdoses, obesity, willful ignorance, and a lack of decent jobs or things to do other than getting high.
Portsmouth, Ohio is a complete and total shithole.
by Seagrrl June 20, 2015
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Draggin someone out of a bar by their nostrils- beating them senseless (using fists or wanger), then preceeding to lay a nice steaming turd on their chest whilst pissing in their eyes. Finally employers of the Portsmouth steamer, should casually (but swiftly) leave the scene.

Also deemed Pompey Steamer
Alan keeps giving Frenchy portsmouth steamers. Where does he get all those turds from?

We should start a Portsmouth Steamers Society
by bill April 7, 2005
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Guy 1: That was a text book Portsmouth Steamer, please don't give me another thrashing!
Guy 2: Shut up and get what is coming to you
Guy 1: Nooooooooo......aaaaagh (fade to death)
by The Circle April 6, 2005
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A guy that gives BJ's to random strangers in public parks. Considered derogatory.
"hey man I heard you went to The Fens last night after the bars closed looking for a Portsmouth Plumber. lololololollolololololool"

"Wut? Fuck you. That ain't cool. I was at my grandma's house last night."
by affluent geoffrey October 7, 2019
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