1. BCSM - Noun
2. BCSM - Proper noun
BCSM (plural BCSMs)
Initialism of basic call state model.
BCSM
(linguistics) Initialism of Bosnian, Croatian, Serbian and Montenegrin treated commonly (Serbo-Croatian)
Synonym: BCMS
The SSP implements the Basic Call State Machine (BCSM) which is a Finite state machine that represents an abstract view of a call from beginning to end (off hook, dialing, answer, no answer, busy, hang up, etc.). Source: Internet