in–box

noun \ˈin-ˌbäks\

: a box or other container on a desk in which letters, notes, etc., that are sent to the desk are placed

computers : a computer folder that holds new e-mail messages

Full Definition of IN-BOX

: a box or tray (as on a desk) for holding incoming interoffice mail; also : a computer folder devoted to incoming e-mail

See in–box defined for English-language learners

1969

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