v. the act of putting on a condom. this euphemism is often utilized when you hook up with a random chick you meet from a night out on the town
Claude: Dude, that heavy drinking last night robbed me of my dignity! I don't know if i can finish this weekend the right way or not.

Brad: I don't know about you, but I think I'm trying to roll one down tonight.

Claude: Actually, yeah, let me shower so I can wash away this hangover. Count me in on that mission!
by willie weman April 30, 2007
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A physics problem involving a cat rolling down a hill. Commonly given when asked for physics answers.
"What's the answer to question 1?"
"What, the cat rolling down the hill problem?"
by ahsfiahkdsf September 26, 2020
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