dimout
- n darkness resulting from the extinction of lights (as in a city invisible to enemy aircraft)
- Sunday, Boston in the dimout, the Patagonian lakes, Virginia Woolf, Paul Valery.
- Clearest indication of the dimout is the unpublicized decision to change plans for Evita's mausoleum.
- The Administration is studying the idea of conserving coal by issuing a national dimout order.