Synonym of doomsday device

A door that is opened by either pushing or pulling from either side (i.e. opens both ways) and is not normally capable of being locked.

Alternative form of darken someone's door

(idiomatic) To arrive at someone's residence or location, especially as an unexpected visitor.

Uncommon form of Domesday Book.

Alternative form of door prize

A gift given to people who attend a meeting, party, event, etc., especially one which is given on a random basis to one or some of the attendees.

(idiomatic) a pessimistic person who sees possible calamity in every situation.

plural of cellar door

(chiefly ice hockey) Very defensively; so as to prevent opponents from scoring.