Of or pertaining to an off-off-off-Broadway production, or to the space they are performed in.

plural of off-off-off-Broadway

(often capitalized) A New York City area off-Broadway-style show, but not operating under the aegis of the theatrical unions. These are generally very low budget, with limited casts and even more limited production values, performed in unconventional, ad hoc spaces.

Of or pertaining to an off-off-Broadway production.

plural of off-off-Broadway

The quality of being off (in various senses).

Third-person singular simple present indicative form of off

plural of in-off

To leave a place, or a meeting, without being noticed / To remove an article of clothing / (nautical) To leave a port, anchorage or mooring

present participle of call off