Movements performed by an actor on stage, are usually determined by the director.
Blocking
Anything carried or handled by the actor
Hand Props
Painted cloth/board hung at the back of the stage as part of scenery
Backdrop
Lights quickly go out
Blackout
Bows at the end of a play
Curtain Call
Backstage
Where all the props are organized and stored backstage
Prop Table
A trigger for the action to start at a specific time (sound/light cue, etc.)
Cue
Attracting attention from the person to whom the focus belongs, either by positioning upstage or by distracting focus.
Upstaging
All furniture on stage/any objects that are permanently a part of the set
Set Prop
A focused light on area/actor
Spotlight
Refers to actions performed by an actor to make a character more believable
Stage Business
A move by one actor to counter the move of another actor, moving from behind someone so one person will not be blocked by another
Counter-Cross
Decorating the set before the play opens
Dressing the Set
Main Lights over the audience
House Lights
Indicates on a script when an actor moves from one part of the stage to another
Cross (X)
Taking the set apart after the final performance
Striking the Set
Light gradually dims down
Fade to Black