In box definitions

In-box

1) Carafe size 2) Desk accessory 3) Desk item 4) Desk receptacle 5) Desk top label 6) Desk tray 7) Desktop feature 8) Desktop receptacle 9) Email holder 10) Folder for arriving email 11) Gmail page 12) Holder of unread emails 13) Hotmail page 14) Mail convenience 15) Memo holder 16) Message center of a sort
Found on https://www.crosswordclues.com/clue/in-box

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in-box

An in-box delivery is one where the consignment is left in a locked box to be collected later - usually by a service engineer. It's a bit like a left-luggage box, and you enter a number on a keypad to get into it.
Found on http://www.encyclo.co.uk/local/20578

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in-box

a boxlike tray, basket, or the like, as on a desk, for holding incoming mail, messages, or work.
Found on https://www.infoplease.com/dictionary/in-box

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