When a girl gives a guy head when she has plutonium in her mouth.
Man, I wish I didn't have to go in for this ball surgery tomorrow. Damn hooker tricked me and gave me a Lance Armstrong!
by Joshe November 22, 2006
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In a residence where the bed is very close to the ceiling (such as a college dorm), the act of having sex becomes difficult, resulting in the partner on top having to occupy a stance similar to a Tour de France cyclist (such as Lance Armstrong). Also "Lance Armstrong" as a verb.
Sarah: "How was your night?"
Daniel: "My back hurts so much."
Sarah: "Why?"
Daniel: "There wasn't any room, so I was Lance Armstronging all night."

Sydney: "I'm finna Lance Armstrong him during lunch break."
by Squadra Cagna September 12, 2013
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Lance Armstrong

Ever get a bag of shelled peanuts and you pull one out of the bag and it looks normal but then you crack it open and there's only 1 nut on the inside? That's a Lance Armstrong.
I'm still hungry for nuts. This bag is full of Lance Armstrongs.
by thiisnotmyrealname January 29, 2015
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A very uncommon re-rack in beer pong which is a variation of the power I, but with the back cup moved slightly to the side to look like a dick with one ball. Also, one could re-rack to a dick and balls, which is 2 cups in the back with two in an I formation off the front, and then promptly remove one cup leaving you with the lance armstrong.
Big Dirty Dan:Dude, we have three cups left what should we rereack to??
Juan: The Lance Armstrong. Fo sho. Yo.
by stevengross September 1, 2009
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A man who can do more with one testicle than most could do with a pair.
Lance Armstrong rides his bike fast. With one testicle.
by captain kirks number 2 bowl October 12, 2005
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a term used for the purchace of a half sack of weed.
Tommy:"hey man im all out, can i get a lance armstrong?"
Shawn: "yea dude. Stop smoking all your shit so quick!"
Tommy: "Some one should of told that to Michael Phelps!"
by DrgDlr420xx September 10, 2009
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Noun. Possessing the feat of just riding a bike to a destination.
Q: "Dude, why did it take you so long to get to my dorm?"

A: "Cuz I just Lance Armstronged it six miles"
by bigman003 April 28, 2009
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