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A female name, translated from the Chinese "Li" and "Chen" and spelt the way it is to avoid being confused with lichen, a pioneer species.

An incredibly intelligent and beautiful girl who knows what's important but knows when to live and love too.
I'm having a lovely time with Leechen. No, not the pioneer species.
Leechen by emptykay November 22, 2021
Related Words

Leechongo 

Someone that always wants to be spoonfed but never provides anything by him self.

Opposite of seedchongo!
This dude behaves like a typical leechongo!
He only torrents with an upload rate of 0.01kb/s, what a leechongo!
Leechongo by Sissors February 6, 2023

Pension Leeches 

People hired and paid by an American governmental agency (can be city, state, or federal) to do a service that directly helps people. These people are given a pension, but are mean and angry with people who call on the phone or in person. They hate the job, but love the benefits including the pension. Examples can be found all over any state.
The department of health has the most pension leeches of any agency in New Mexico USA.
It refers to the act of giving yet providing nothing of substance in return, as it is named after the parasitic organism a leech.

Leecher can be applied practially to peer to peer file sharing protocols, or networks (Bittorrent, Kazza Fast Track, Gnutella}, in which the leecher consumes bandwidth by downloading, yet has no will to upload or give back to a community.

Particularly in Bittorrent, leechers are not actually increasing their performance, but possibly are decreasing it.
I know a leecher who in order to acheive maximum network thourough-output restricts uploading while bittorrenting.
leecher by Indrid Cold August 8, 2004

leechiness 

When a coworker, casual friend, or neighbor cannot get the hint that they are not wanted nor bring anything to the table. They then exhibit leechiness but still coming around often.
Why wont that girl down the block get a clue that she is super annoying, her leechiness is out of control.
leechiness by TheDukeofChicago November 12, 2009

Mom's leecher 

Some kid (in some cases teenager) who asks his mother for money every 10 minutes to buy something really stupid (Cash for MMORPGS or videogames or candies and shit)
Delox: Mom i need NX so bad im addicted to Maplestory
Mom: Ok, i got 50$
Delox: Mom omg 100kNx are 100$
Mom: Fine there u are
Delox: WOOO~~~~
J.D: D00d you are such a Mom's leecher
Mom's leecher by Puyex!! October 8, 2009