MSN 

Short for Microsoft Service Network not Microsoft Network.

Mr x. you gonna be on MSN later?
Mr y. yeh ill see you later then.

MSN by jbx May 8, 2005

msn 

Instant messaging program. Can be used for good or evil.

MSN Messenger actual conversations. (I'm Doug, FYI)
---Good---
Doug: Hey man
Travis: Yo
Travis: Whatcha doin'?
Doug: Just blastin' some Metallica. You?
Travis: Not much.. playing Guitar Hero, drinkin' coke, the usual.
Doug: Sweet.

---Evil---
xXxemochick4evaxXx: omg hai
Doug: Hi. (Really thinking: Oh snap.)
xXxemochick4evaxXx: wadya doin
Doug: Just chillin'.
xXxemochick4evaxXx: arent u wite?
Doug: ...Yeah?
xXxemochick4evaxXx: then u cant say chillin
Doug: OK whatever.

See what I mean?

msn by NoobMuncher December 15, 2008

MSN 

M=Messi

S=Suarez

N=Neymar

The best trio in football history.

Did you see MSN last night? They were on fire!

MSN by Dander109 April 4, 2017

MSN 

The term used for a computer virus, developed by Microsoft. This virus is spread from computer to computer to human to computer and is more widespread than HIV and AIDS put together.

The virus attacks your computer speed, personal life, language skills, personality, hard drive space and posture. The virus is HIGHLY contagious .

On the plus side, your typing skills will improve 1000% !

((EXAMPLE 1))
*dude 1* HEY OMG OMG I JUST GOT MSN !
*dude 2* im so sorry to hear. stay the hell away from me, i just reformatted.

((EXAMPLE 2))
*dude 1* Do you want to see a movie later?
*dude 2* HAHA LOL NO THX B/C I WILL B CHATTING ON MSN 2NITE KK?
*dude 1* huh???

MSN by brammer May 13, 2005

MSN 

The combination of the attacking three from Spanish football club FC Barcelona: Lionel Messi, Luis Suarez and Neymar. They are usually considered as one of the best attacking trios in the world together with BBC (Gareth Bale, Karim Benzema, Cristiano Ronaldo), who are playing for Real Madrid, Barcelona's biggest rival.

A: Did you watch the Clasico yesterday?
B: Yeah, MSN absolutely wrecked Real!

MSN by *nix May 21, 2017

MSN 

Microsoft Service Network, not MicroSoft network like some idiots think. It runs a website, some forums and an instant messenger program

I went on to MSN messenger to talk to my friends.

MSN by Luco May 13, 2005

msn 

Money Snatching Network. Due to the fact that this "Network" is powered by an "unreliable power source", namely "hamsters and chipmunks running on exercise wheels", this network has been known to experience severe downtimes. Especially during "peak usage", more than five people.

-Mr. Gates, when did you realize you were creating a monopoly?
-Monopoly's just a game, Senator, I'm trying to control the fucking world.

msn by Jon August 11, 2004