Definition of "p"

p¹

/piː/

/piː/

preposition
1. Abbreviation of post, meaning after
2. Abbreviation of per.
3. (stenoscript) Abbreviation of up.
noun
1. Alternative form of p.; Abbreviation of page (plural pp)
2. (UK) Abbreviation of penny; pence.
  Quotations
  The 25p stamp shows an ultrasound image, the 35p stamp shows a magnetic resonance image and the 41p stamp shows an X-ray CT image.
  2001, Steve Webb, Intensity-modulated radiation therapy
3. (physics) proton
4. (video compression) Abbreviation of progressive scan.
  Quotations
  HD video may contain 720 or 1080 vertical progressive scan lines (720p or 1080p), 1080 interlaced lines (1080i), and is capable of displaying a 16:9 image and output digital audio.
  2010, Benny Bing, 3D and HD Broadband Video Networking, page 59
5. (New Zealand, slang) Methamphetamine
6. Abbreviation of piss (“urine”).
verb
1. (knitting) Abbreviation of purl.
  Quotations
  Knit 3, p 1, k 2, purl 1, k 2, m 1, k 2 together, k 1.
  1855, Godey's Magazine, volume 51, page 71
adverb
not comparable
1. (Internet) Abbreviation of pretty (as an intensifier)
  Quotations
  There is no campaign, just a bunch of canned missions that have no relation to each other (and peole[sic] think SU27 is p bad!).
  1995 November 8, Scott Morgan <s_morgandelphi.com>, "Re: F-18 Sim", message-ID <hZMk7Re.s_morgan@delphi.com>, comp.sys.ibm.pc.games.flight-sim, Usenet
2. (chiefly US, stenoscript) Alternative spelling of p.m. (“post meridiem”) or pm