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1. ul
ul = unlucky taken from MMORPG's usually with the ability to kill other players. Will be said by the killer.
*player dies*
l337pker: ul!
by Epitaph Dec 27, 2004 add a video
2. UL
Ul stands for upload, as aposed to DL for download.

Originates from way back in the BBS years, when giving something back for ratio on said said server.
"I'll UL that file for ya m8 it'll be there in a sec."
3. ul
Acronym for Uncontrollable laughter.
Created by stonemansrs.
Stone: ul
Doob: wtf does ul Stone XD
Stone: uncontrollable laughter...I made it up.
4. UL
Ultra-Left
I love going UL on homework assignments. Really makes school interesting and not boring as shit
5. UL
Abbreviation for Unrequited Love
Man: What's up? Why do you look so sad?
Woman: Because I'm feeling UL with someone
Man: That sucks
6. ul
Underwriters Laboratories, Inc. You see their logo all over the house (assuming you live in America and have electricity). They help you make sure you choose safe electric-powered stuff.
My laptop has a UL in a circle under it.
7. ul
Net abbreviation for "U Loser".

See also FU
Lost again eh! UL!
by Bruce Lee Apr 4, 2003 add a video
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