Definition of "RP"

RP

/ɑː(ɹ) piː/

noun
countable and uncountable, plural RPs
1. (linguistics) Initialism of Received Pronunciation.
  Quotations
  Goodbye RP / Let our words go free / Coo and howl / Lay flat your vowels
  2008, “RIP RP”, in The Boy Bands Have Won, performed by Chumbawamba
2. (video games, ESRB) Initialism of rating pending.
3. (pathology) Initialism of retinitis pigmentosa.
4. (roleplaying games) Initialism of roleplay.
5. (medicine) Initialism of rotationplasty.
6. (phyisics) Initialism of radiation pressure.
7. (analytical chemistry) Initialism of reverse-phase.
proper noun
1. Initialism of Rhineland-Palatinate, a federal state of Germany.
2. Initialism of Republic of Poland.
3. (Philippines) Initialism of Republic of the Philippines (former two-letter country code).
verb
third-person singular simple present RPs, present participle RPing or RP'ing, simple past and past participle RPed or RP'd
1. (transitive, intransitive) To roleplay.
  Quotations
  I hope you enjoyed this snapshot of why D&D is a great intro into RP'ing. Next week, get your katanas, miniguns, Bulldog-Step vans, and Earth Spirits out. We’re talking Shadowrun. See you then!
  2015 March 23, Andrew Smith, “Start your R&R with some D&D”, in The Spokesman-Review‎