* Any small hand held wireless device that provides computing and data storage abilities. Examples of PDAs include the Palm Pilot and the BlackBerry. [1]
* A hand-held microcomputer that functions like an electronic rolodex and often connects to a larger computer for sharing or transferring information. [2]
* A small, usually hand-held, computer which “assists” business tasks. [3]

[1] Vinson & Elkins LLP Practice Support, EDD Glossary.
[2] Legal Electronic Document Institute, Basic Principles of Automated Litigation Support (2005).
[3] American Document Management, Glossary of Terms, http://www.amdoc.com/glossary.shtml

Attributions
- EDRM (http://edrm.net)