| A | B |
| script | typewritten copy of play |
| shoe-string production | show with minimum finances |
| sides | pages of script with lines |
| sitting on their hands | unresponsiveness of audience |
| situation | plot |
| SRO | standing room only |
| stage call | meeting of cast and director |
| stage directions | instructions in the script |
| stage hands | helpers employed backstage |
| stage left | actor's left when facing audience |
| stage manager | person responsible for play in production |
| stage right | actor's right when facing audience |
| stage staff | helpers for technical aspects |
| stage superstitions | beliefs held by cast and crew |
| stage whisper | whisper loud enough for audience to hear |
| steal a scene | to call attention to yourself |
| stock | company performing a new play |
| straight makeup | makeup bringing out natural features |
| strike | call given to stage crew to remove scenery |
| strolling players | traveling actors |
| tableau | living pictures posed by actors |
| tag | line at climax of the play |
| take a call | bow before the audience |
| take stage | move into a stronger stage position |
| teaser | shallow overhead drapery |