A palmtop computer that functions as a personal organizer but also provides email and Internet access.
Origin
1990s: abbreviation of personal digital assistant.
PDA2
/piːdiːˈeɪ /
noun
informalA public display of affection:Donna and James were spied indulging in a PDA[as modifier]:at least your embarrassing PDA moment wasn’t caught on camera...
Successful office romancers agree: keep PDA away from the office.
The French Riviera turned out to be the perfect spot for two couples to pack on the PDA.
We have exclusive photos of their super-romantic PDA session.