off-Broadway(noun)

low-budget theaters located outside the Broadway area in Manhattan

off-Broadway(Noun)

In the New York City area, a small theater with fewer than 300 seats, or a production in such a theater, usually away from the "Broadway" theater district, which operates under special rules from the theatrical unions, which permits mounting productions at a much lower cost.

Costs what they are, even Neil Simon premiered a play off-Broadway.

off-Broadway(Adjective)

Of or pertaining to an off-Broadway theater, or a production mounted in one.

Little Shop of Horrors is probaby the most famous of the off-Broadway productions.