携けい帯たい情じょう報ほう端たん末まつけいたいじょうほうたんまつMeanings1nounpersonal digital assistant; PDATechnical term for a handheld device that functions as a personal organizer, now largely historical.See also: PDA1990年ねん代だいには、携けい帯たい情じょう報ほう端たん末まつがビジネスマンに広ひろく使つかわれていた。In the 1990s, PDAs were widely used by businesspeople.