OOTC

AcronymDefinition
OOTCObligatory On Topic Comment (originally used on FIDOnet)
OOTCOut of the Cold (Toronto, Canada volunteer group)
OOTCOut of the Closet
OOTCOut of the Country
OOTCOffice of the Chairman
OOTCOrc of the Covenant (gaming guild)
OOTCOrder of the Claw (World of Warcraft gaming guild)