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To download without giving anything in return, esp. a huge file. To suck (bandwidth) dry, as a leech would.

Also: 'leech-light' - the HD activity light when on 'full'.
I'm leeching a movie from this guy.

Getting a good rate - my leech-light is on solid!
by D December 12, 2003
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2
Taking snippets of code from various forums or open sources available code, and then releasing an application from himself.
Activity of a leecher
That lamer is just leeching around!
by Zheck April 17, 2007
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3
Leeching (verb) comes from the subject leech. A leecher is a person who are a part of something, but dosent do shit.
He was just leeching the whole school lesson today, he didnt do sht.
by HoneyDoMePlz January 15, 2013
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4
The act of constantly bumming food, cigarettes, weed, lighters, or anything they can from friends but never giving it back or repaying them.
"Josh is always leeching off me."
"Yeah he bummed 2 cigs off me and never gave me any back"
"Let's kill him"

"Ok"
by Kitten1013 September 14, 2016
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5
Posting an image file directly on a message board or website without linking to it, or the site that it came from. Leeching tends to be hell on the original site's bandwidth, and it is customary to swap the image for something embarrassing and/or disgusting.
Some cocksucker was leeching one of my pics, so I swapped it for Tubgirl!
by Dave October 06, 2003
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6
A girl/guy that sucks on their partners genitals similar to a Leech.
"Did you hear Lily was leeching on Corey AND Jordan?"
"I bet her mouth hurts."
by SuperSpicyBitch December 06, 2011
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7
When you put a large gauge needle in your forearm vein and pull the syringe out , leaving your vein open and a large stream of blood pouring down your arm.

You then proceed to masturbate with the blood as lubrication. You may only remove the needle after you cum.
can be done with both arms if you have a partner.
"sorry sir my son cant make class today, he was double leeching last night and lost a fair amount of blood"
by Mr Sister Fister February 05, 2015
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