'downstage' definitions:

Definition of 'downstage'

(from WordNet)
adverb
At or toward the front of the stage; "the actors moved further and further downstage" [ant: upstage]
adjective
Of the front half of a stage [ant: upstage]
noun
The front half of the stage (as seen from the audience)

Definition of 'downstage'

From: GCIDE
  • downstage \downstage\ adj. (Theater) of or pertaining to the front half of a stage. Opposite of upstage. [WordNet 1.5]

Definition of 'downstage'

From: GCIDE
  • downstage \downstage\ adv. (Theater) at the front half of the stage; as, the dialog is clearer when conducted downstage. Opposite of upstage. [WordNet 1.5] downstair

Definition of 'downstage'

From: GCIDE
  • downstage \downstage\ n. (Theater) the front half of a stage. Opposite of upstage. [WordNet 1.5]