The Collaborative International Dictionary
in-box
in-box \in-box\ n. a wood or metal receptacle placed on a desk to hold incoming material requiring attention, especially documents.
Syn: in-tray, in-basket.
Wiktionary
in-box
n. 1 A container in which all the papers to be deal with are put. 2 (context computing English) an electronic folder serving the same purpose. 3 (context figuratively English) The aggregate of items that demand one's attention or effort. vb. To put in (someone's) in-box.
Usage examples of "in-box".
Hoke left Brownley's office, put the Xerox copy of the report in Slater's in-box, and went down to join Bill Henderson in the interrogation room.