mail drop

noun

1. a receptacle or one of a series of pigeonholelike slots, as in an office, into which incoming mail is placed for pickup.
2. drop ( def 12 ).

mail drop

noun

1. a receptacle or chute for mail

Word History and Origins

Origin of mail drop¹

First recorded in 1970–75

Example Sentences

The address on that shipment turns out to be bogus—a rented mail drop.

From The Daily Beast