Thesaurus Dictionary
Synonyms and antonyms of Containers for letters, documents and office equipment in American Thesaurus
Containers for letters, documents and office equipment
in box (noun)
American a flat open container on your desk where you put documents you still have to deal with. The British word is in tray.
out box (noun)
American a flat open container on your desk where you put letters, documents, etc. that are ready to be sent or put somewhere else. The British word is out tray.