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17.
MR
stands for Major Rudie; can be used as a description or name
Yo MR, stop being such a bitch and finish this bag with me

She totally knew you fucked her boyfriend; she was being a complete MR during that whole conversation. She needs to just deal.
by Mr. Shista August 31, 2006
11 16
 
1.
MR
Mentally Retarded. Used instead of saying "retarded."
That is so MR dude. He's totally MR.
by bp December 16, 2004
98 48
 
2.
MR
M-ental R-etard
You are a complete MR dude!
by Inner Circle February 22, 2004
62 32
 
3.
MR
Stands for ' Mentally Retarded '' .. if these are your initials you are mentally impaired. Can also mean, scary monster, ugly mothafucker.
that kid drooling over there is an MR..''M.R.''
by djcoe February 10, 2008
52 25
 
4.
Mr.
A title used by ignorant or immature people in order to mock someone of authority or greater intelligence when losing an argument. Usually added to the beginning of the latter's origional name or title.
Police Officer: "Ma'am, have you been drinking tonite?"
Drunk Woman: : "Listen Mr. Police Officer, I swear I only had to beers."
by Mr.Man of Sri Lanka July 15, 2010
31 8
 
5.
mr
music removed

the process of removing the background music of a music video to determine whether or not the band would sound good at a live performance.

often only used in kpop.
dude. wondergirls sound like shit with mr.
youtu.be/m9KtwSp4_bM

hey. snsd still sounds pretty good with mr.
youtu.be/QRbdHyNeF8o
by a.n.o.n.y.m.o.u.s... November 11, 2011
24 7
 
6.
mr
MR, in terms of online FPS games, means maxrounds. So basically mr determines how many rounds you will play.
1st Guy: mr? (maxrounds)
2nd Guy: 15

Meaning they will play 15 rounds
by FaiLisOP March 17, 2009
23 14
 
7.
M R
mentally retarded, handicapped, slow, down syndrome, etc
"yo, check out that M R coming this way!"
by Johnny Walker Red February 15, 2007
16 8