The process in which you submit your penis to a serious of twisting, jerking movements in order to increase its size.
"I started gelking and it grew."

"My grith was lacking so i gelked."
by Anonymous Santa June 24, 2009
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1. The act of pulling on your dick so hard that it will give your dick extra length and girth
I had a nice Gelk last night with my bro, Issac Newton
by Not your average step mom September 14, 2020
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The sound you make when you are punched in the throat.
"Hey, look at that bastard. You should go punch him in the throat."
*punch
"Gelk!"
by Lord of Blasphemic Juices March 5, 2009
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1. The name a member of the human race such as george w bush would go by.

2. idiot

3. twat
Bobbie Hall, you are such a gelk.
Just fuck off you fucking gelk.
by Jose Fernandez May 16, 2008
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