the 13rh letter of the alphabet... thats it. why the hell did you look up m are you THAT BORED
m
when shortened way of calling someone meady usually used if you are british
that lightskin was so M
M is the Luigism version of "L" that ordinary people use, meaning loser because M*rio is a loser and much more.
Oh my god man that's such an M opinion!
M moment!