The phrase "portable telephone" refers to a device that allows you to make and receive calls wirelessly while on the move. It is a small and lightweight device that you can carry around easily. Full definition
The surprisingly large camera (seriously, we have them inside portable telephones at this point, what's going on?) (caughtoffside.com)
In other business, the commissioners approved a $ 75,000 contract to buy a new telephone system to connect all eight of the Park District's centers and to allow for computer networking and portable telephone connections as well as Internet access. (articles.chicagotribune.com)
The only U.S. options are heated seats, a dealer installed portable telephone and compact disc player, and metallic paint. (articles.orlandosentinel.com)