M

macgyver
macro
mage
Mage The Ascension
magic
magic abuser
magic item
Magic The Addiction
Magic The Gathering
magic-user
making gray ooze
mana
manga
Many machines on Ix...
marching order
Marines, we are leaving!
marvel, to
Marvel Super Heroes
mason
mass-hack
masturbatory GM-ing
mathilda may
max out, to
MDK
meat shield
mech
Mechwarrior
med, to
meddlesome kids
medic
medieval
MEGS
meldar
melee
mem, to
mentalist
merc
Mercedes Lackey thing, it's a...
merit
MERP
MERP elf
metal poisoning
metagaming
metacrime
metaplot
metric assload
micropress
midichlorians
milieu
mindy
miniature
minmax
minotaur
minotaur with a crossbow
Miskatonic University
Mjöllnir
MMORPG
mob
modifier
module
Module doesn't say
monk
monkeymation
monofilament
monster
monstrous
Monty Haul
Moo moo
Moon-Calf
MOP
morph, to
mosh, to
mouth
moxie
MUD
muggle
multi-class
multipass
multi-sided dice
mushy
munchkin
mundane
muppet
My bad.