drop door
21Ague drop — Drop Drop (dr[o^]p), n. [OE. drope, AS. dropa; akin to OS. dropo, D. drop, OHG. tropo, G. tropfen, Icel. dropi, Sw. droppe; and Fr. AS. dre[ o]pan to drip, drop; akin to OS. driopan, D. druipen, OHG. triofan, G. triefen, Icel. drj[=u]pa. Cf.… …
22Black drop — Drop Drop (dr[o^]p), n. [OE. drope, AS. dropa; akin to OS. dropo, D. drop, OHG. tropo, G. tropfen, Icel. dropi, Sw. droppe; and Fr. AS. dre[ o]pan to drip, drop; akin to OS. driopan, D. druipen, OHG. triofan, G. triefen, Icel. drj[=u]pa. Cf.… …
23door drop — / dɔ: drɒp/ noun a delivery of promotional literature by hand to all the houses in an area …
24The Million Pound Drop Live — Genre Quiz show Developed by Endemol …
25Sliding glass door — A Sliding glass door or Patio door, a type of sliding door in architecture and construction, is a large glass window opening in a structure that provide door access from a room to the outdoors, fresh air, and copious natural light. A sliding… …
26BBS door — A door is a computer program, on a bulletin board system, that runs outside of the main bulletin board program. Sometimes called external programs, doors are the most common way to add games, utilities, and other extensions to BBSes. From the… …
27One Door Away from Heaven —   …
28Gravity drop — refers to the use of gravity to deploy landing gear on an airplane in the event of hydraulic, engine, or power failure.The pilots activate a switch in the cockpit, which releases the lock of the gear door. Gravity then pulls the landing gear… …
29letter drop — (in a door or partition) a slot through which letters can be pushed. [1885 90, Amer.] * * * …
30letter drop — (in a door or partition) a slot through which letters can be pushed. [1885 90, Amer.] …
