British Standard
noun[C]
ukus(abbreviationBS)astandardofqualitythat is set by theBritish Standards Institutionforbuildingandengineeringprocesses, and forproductsthat aresold:
The newalarmconformsto the British Standard forsmokealarms.
A British Standard consists of aprefix(forexampleBS for thegeneralseriesofstandards), anumber,yearofpublication, andtitle.