| Term | Definition / Meaning / Stand for |
| B.T.O. |
Backstage Technical Operator |
| B.A.I. |
Ballet Artist Inc. |
| B.A.R. |
Ballet Artistic Residencies |
| B.A.S.I.S. |
Ballet Arts School of Illinois |
| B.C.C. |
Ballet Choreographer's Council |
| B.C.P. |
Ballet Choreography Program |
| B.C.T. |
Ballet Costume Technician |
| B.L.C. |
Ballet Leadership Council |
| B.L.E. |
Ballet Lecture Series |
| B.L.M. |
Ballet Lovers Magazine |
| B.P.C. |
Ballet Performance Company |
| B.P.E. |
Ballet Production Event |
| B.T.B. |
Ballet Technique Book |
| B.T.C. |
Ballet Theater Company |
| B.T.C. |
Ballet Touring Company |
| B.A.S. |
Ballet and Stagecraft |
| B.A.S. |
Band Arrangements Score |
| B.C.T. |
Band Concert Tour |
| B.D.T. |
Band Director Team |
| B.M.P. |
Band Management Producer |
| B.M.A. |
Band Music Arrangement |
| B.M.D. |
Band Music Director |
| B.M.S. |
Band Music Series |
| B.P.A. |
Band Performance Academy |
| B.P.A. |
Band Performance Association |
| B.P.T. |
Band Performance Technique |
| B.P.E. |
Band Production Engineering |
| B.P.R. |
Band Production Recording |
| B.S. |
Band Score |
| B.S.A. |
Band Sound Arrangement |
| B.T.I. |
Band Touring International |
| B.V.S. |
Band Vocal Score |
| B.T.S. |
Behind the Scenes |
| B.A.G. |
Big Art Gallery |
| B.A.P. |
Big Artist Platform |
| B.A.R. |
Big Artist Representation |
| B.G.A. |
Big Gig Agency |
| B.G.E. |
Big Gig Entertainment |
| B.I.G. |
Big Instrumental Group |
| B.L.A. |
Big Legends Agency |
| B.L.A. |
Big Light Artist |
| B.L.A. |
Big Lighting Arts |
| B.M.D. |
Big Music Director |
| B.M.O. |
Big Music Orchestra |
| B.R.C. |
Big Recording Company |
| B.R.S. |
Big Recording Studio |
| B.T.O. |
Big Talent Organization |
| B.T.C. |
Big Theater Company |
| B.V.O. |
Big Venue Orchestra |
| B.G.C. |
Black Guitar Club |
| B.O.W. |
Bow (as in performing arts) |
| B.C.M. |
Broadcast Media |
| B.S.I. |
Broadcast Sound Imaging |
| B.C.A. |
Broadcasting Corporation of America |
| B.A.T. |
Broadway Actor Training |
| B.A.R. |
Broadway Artist Representatives |
| B.A.T. |
Broadway Artist Team |
| B.A.C. |
Broadway Artistic Creation |
| B.C.D. |
Broadway Cast Director |
| B.C.A. |
Broadway Casting Agent |
| B.C.C. |
Broadway Casting Call |
| B.C.E. |
Broadway Community Events |
| B.D.C. |
Broadway Dance Company |
| B.D.T. |
Broadway Dance Theater |
| B.D.I. |
Broadway Development Initiative |
| B.D.P. |
Broadway Digital Productions |
| B.D. |
Broadway Director |
| B.H.T. |
Broadway Hit Title |
| B.I.A. |
Broadway Industry Association |
| B.I.S. |
Broadway International Series |