(Canada and US, ice hockey, idiomatic) To fight. / (Canada and US, idiomatic, by extension) To remove a prior impediment to action; to prepare for or engage in a dispute.

plural of drop-off

(sports) In sports such as badminton, squash, tennis and volleyball, a lightly-struck shot that just lands into play.

(Australian rules football, rugby) A kick made by dropping the ball and kicking it before it touches the ground.

To deliver goods for a business directly to its customers, as though the business owned a relevant inventory, but with the manufacturer as the real source of the delivery.

(idiomatic) To reveal a clue or hint about something.

A lamp that is suspended, for example via a cable. / (railways) A window in a train carriage that is opened by pushing it downward into the door.

(Canada, idiomatic) To call a federal or provincial election.

A dropped ceiling

A secondary ceiling, suspended from above, used to conceal wiring, plumbing and ducts