wagon -- a rolling platform
wagon set -- uses rolling platforms to move pieces on and off the stage
wainscoting -- the wood paneling on the lower part of a wall
walk on -- a very small part in a play with or without lines
walk through -- a rehearsal at which the actors go through their parts with the emphasis on blocking and stage motion rather than lines
walking up a flat -- a method of getting a flat from a horizontal position to a vertical one
wardrobe -- all articles of clothing worn by the cast
wardrobe mistress -- the person in charge of inventory, repairing and maintaining costumes for an individual show or theatre season
warning -- what the stage manager gives you about a minute before your cue
wash light -- a general colored wide focus coverage of an area to provide light not otherwise covered by sharply focused lighting units in order to provide mood for a setting
webbing -- the thick woven fabric at the top of a drape that holds the grommets
wet tech -- extended rehearsal, with actors, devoted to the integration and practice of all technical elements (light, sound, special effects, and set and prop changes)
wing-drop-border set -- wing curtains or flats to mask the offstage area, backdrops, and borders hanging overhead
wing flat -- two or three flats hinged together to mask the offstage area to the sides of the set
wings -- offstage areas right and left stage
wing space -- the amount of space on the stage that is not visible to the audience
wooden -- a dull and unemotional performance or performer which tends to be stiff or inflexible
working area -- all the space beyond the acting area used for moving scenery and for general stage work
working drawings -- "blue prints" -- floor plan, front (or designer's) elevation, painter's elevation, cross section, detail drawings -- used by the production crews to build, paint, and assemble the set on stage.
working rehearsals -- process of exploring, then setting and practicing, the artistic decisions inherent in the play
work lights -- lights use solely for illuminating the stage when it is not being watched by an audience, as at rehearsals and when scenery is being shifted