A journey taken with friends more for the company than the eventual destination.
1: Hey you wanna walk to 7-11?

2: Dude, it's like 2 miles away - let's just drive.

1: Naw, man, it'll a derf run, we can talk about stuff.
by hatmunch October 6, 2008
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A group of guys, in a circle, executing handstands while simultaneously masturbating. The target is typically a female participant.
"Hey man why is everyone still asleep?"

"We're recovering from last night's circle derf."

"Woa, who was the victim?"

"Your mom."
by Haywood Jublome July 11, 2008
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Someone who ruins your whole weekend just by stopping by
We were just hanging out after the party having some beers and listening to music, and then some derf ass turkey stopped by. After that, everybody just wanted to go to bed.
by Stoph R. January 19, 2008
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Gettind owned, hazed, roasted, loosing in a humiliating way.
by Freddy777sw December 12, 2017
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Someone who isn't very smart, and gives you the constant urge to want to hit them in the face with a toy Nerf gun when you look at them or when they speak.
Ugh! Ray annoys me everytime I hear him talk! He's such a derf, I swear!
by Hustle_OnFleek December 28, 2022
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In mid-Michigan slang, to trip or fall.
I derfed it so hard on the trail this morning!
by Jnnza January 25, 2021
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1. When someone accidentally calls you anderf when your name is Andrew and it sticks forever

2. A really fucking dumb and weird boy
1.yo derf

2. That kid is such a derf
by Djalma si December 4, 2017
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