When you're driving along a bumpy road, and the constant bumping around makes your body get confused due to all the penis flopage occuring within your pants, and to your surprise you get a boner. Also known as a "brb."
While taking the buggy for a spin I got a bumpy road boner and had to lie about why I didn't want to get up from the drivers seat. "I'm just checking the gauges," I said.
by crazy b February 11, 2005
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Not wanking for 90 years, then releasing your load.
I had a crazy Bumpy Ice Dragon
by xLiam OSullivan February 20, 2016
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Name given to guys with bumpy shaved heads sitting in the left field pavilion at Dodger games.
I had to leave early because a family of Bumpy Heads were blocking my view.
by Chef-a-Cito August 3, 2010
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A Bumpy Sweater Button is a man with Bumps on his extremely small penis.
That Bumpy Sweater Button has more Bumps on his extremely small penis than I've seen on a filthy warthog.
by Taz the word man April 26, 2019
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When you take the bike seat off, spread your cheeks, and slowly sitting down on the seat post... Then take the bumpiest ride home, enjoy ;)

* Traditionally done with a Lance Armstrong poster in view.
Guy one: "I took "The bumpy ride home." and my ass hole is sore!"

Guy two: "sweet, can I see it?"

Guy three: "Got an extra bike?"
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any type of sexual intercourse. Oral bumpy time is a BJ. auto bumpy time is masturbation.
she was in the bath room so long because she met up with some guy. I am assuming that they had bumpy time in a closet.
by elisabeth of neal November 4, 2009
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