2 definitions by iBanged Zooey

Top Definition
Slang; for getting an erection out of nowhere.
"I got a random cruiser during class the other day. It was embarrassing."

"I'm starting to get a random cruiser."
by iBanged Zooey November 19, 2013
A sexual act where one inserts their tongue into another's anal canal.
"Dude, I totally derpped that girl."

"Wanna derp?"

"We were derpping each other."
by iBanged Zooey November 19, 2013

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