papa

Short definition from Wiktionary

Noun

1. 1
   Dad, daddy, father; a familiar or old-fashioned term of address to one’s father.
2. 2
   A pet name for one's grandfather.
3. 3
   A parish priest in the Greek Orthodox Church.
4. 4
   Alternative letter-case form of Papa from the NATO/ICAO Phonetic Alphabet.
5. 5
   Any pinball tournament held under the auspices of the Professional and Amateur Pinball Association.
6. 6
   Acronym of Parallax Aircraft Parking Aid.

Proper noun

1. 1
   Acronym of Professional and Amateur Pinball Association.