1 definition by Sssttteeevvveeee

Top Definition
Military Simulation, also used to describe the type of style an airsofter play, CQC or Milsim, usually used as a term by airsofters and some paintballers to show off how fancy their gear looks and the money they are willing to pay to play rediculous airsoft games
Peter S is Milsim

"What type of airsoft do you run?" "I play Outdoor Milsim."
by Sssttteeevvveeee August 15, 2011
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