PDA

Short definition from Wiktionary

Noun

1. 1
   Initialism of personal digital assistant.
2. 2
   Initialism of public display of affection.
3. 3
   Initialism of pushdown automaton.
4. 4
   Initialism of property damage accident.
5. 5
   Initialism of pathological demand avoidance.
6. 6
   Initialism of patent ductus arteriosus.
7. 7
   Initialism of production data acquisition.
8. 8
   Initialism of peridural anesthesia.
9. 9
   Initialism of program derived address.