To take a girl/boy away from your friend without him/her even knowing it is happening. The key is you have to do it right in front of him/her. If done behind his/her back you should search for backstabber.

John and Brian go to a bar with Marianna and Beth. John does not like beth even though she is the one setup for him. So John begins glumping Marianna infront of Brian. At the end of the night Brian is left with Beth at the bar while John and Marianna leave together.

Glumping by Original Fritz November 13, 2006

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Glumping

Glumping is a term used to describe someone who is zoned out from the present situation

I saw Sam glumping for hours today

Glumping by Fat fingers r bad August 5, 2016

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Glumping

Accusing someone of being homosexual after strongly hinting at having homosexual tendencies yourself.

Dude 1: Wanna see my dick?

Dude 2: No, but that guy's ass is lookin hella phat on god.

Dude 1: Bruh that's kinda gay.

Dude 2: Wtf bro stop glumping.

Glumping by Freggsmash May 25, 2020

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Glumping

A medical evaluation involving the cupping of a creatures testicles.

"My God what are you doing?"
"I wanted to make sure the horse was healthy so I'm glumping it"

Glumping by Good Shlep March 31, 2022

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