briefcase

Pronunciation: /ˈbɹiːfˌkeɪs/

The English word “briefcase” has 2 meanings listed here.

noun

A case used for carrying documents, especially for business.
In Microsoft Windows, a folder that supports file synchronization between itself and another folder.

From brief + case.

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Definitions are from Wiktionary, extracted by Kaikki.org, and are available under the CC BY-SA 4.0 licence.