Urban Dictionary: MSL

"did you see that new comedy film?" -Person 1
"MSL yes, it was so funny"-Person 2

by pickleshake June 23, 2010

mSL is an acronym for mIRC Scripting Language. This is the scripting used in the populare irc chat client for windows, mIRC.

<Person1> Wow dude, how did you reply so fast?
<Person2> I have an auto reply script a friend wrote using mSL

by Clorith September 01, 2006

a user that has an attitude and doesnt give a fuck, no remorse

Guy 1: yo dawg lets punk these bustas
Guy 2: yea G lets go MSL on their punk asses

by random user April 16, 2005

Muff sucking lips, not to be confused with dick sucking lips or DSLs. Usually worn by men or manly-looking women, rarely glossy.

That girl that was hitting me at the gay bar had some serious MSLs.

by Bishywishy October 18, 2010