Top Definition
BESM = Big Eyes, Small Mouth
BESM is an Anime Related RPG game that is played simalarly to D&D. Usually played by Otaku and bored people. Useful way to waste time.
Hey, do you guys wanna play some BESM after school? Assuming that you guys dont have any homework like some of us *cough*
by Ruri-ruri May 27, 2003
2 Words related to BESM

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