TCOS

AcronymDefinition
TCOSThe Chamber of Secrets (Harry Potter)
TCOSThe Chronicles of Spellborn (game)
TCOSTechnical Committee on Operating Systems
TCOSThin Client Operating System
TCOSTelesec Chipcard Operating System
TCOSTactical Combat Operations System
TCOSTotal Coronary Obstructive Syndrome
TCOSTraction Control Override Switch
TCOSThe Caves of Steel (novel)
TCOSTraveling Class Of Service
TCOSTeam Communication and Organization System