An abbreviation for the "PC Master Race" which is a term of superiority for PC gaming which often used to compare PC gaming to console gaming. The term is reinforced by the pros of PC gaming, such as better graphics, backwards compatibility, lower long-term cost modification capabilities, customization, free online play, and better overall performance.
Jerry: Are you guys apart of the PCMR? or are you just dirty console peasants?
Alex: Im apart of the master race! PC forever!
Jacob: I like to play Call of Duty Ghosts on my Xbox! :D
Jerry and Jacob: ...
by BlenderThatBlendsThings November 13, 2016
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The Glorious PC Gaming Master Race also known as the PC Master Race.

It is something beyond greatness.
Josh "I am a member of the PCMR"
Billy "I am in the Console Master Race"
Josh whispers "You dirty little console peasant"
by Postal Service of Greece December 31, 2021
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Rider 1 "hey bra lets go grab some freshy off Jupiter"

Rider 2 "For sure bra pcmr is the place to ride the frozen Kai"
by Ocean McDaniels September 30, 2013
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