[ pop-in ]
/ ˈpɒpˌɪn /


requiring only a quick insertion into a receptacle to be ready for use: pop-in film cassettes; a pop-in frozen dinner.

Nearby words

  1. pop the question,
  2. pop up,
  3. pop wine,
  4. pop-eyed,
  5. pop-gun,
  6. pop-it,
  7. pop-out,
  8. pop-shop,
  9. pop-top,
  10. pop-up

Origin of pop-in

adj. use of verb phrase pop in

Origin of pop

1375–1425; late Middle English (noun) poppe a blow; (v.) poppen to strike; of expressive orig.

Regional variation note

19. See soda pop.

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for pop in


abbreviation for

point of presence: a device that enables access to the internet
internet post office protocol: a protocol which brings e-mail to and from a mail server
Post Office Preferred (size of envelopes, etc)
persistent organic pollutant
See also pop off, pop-up

Word Origin for pop

C14: of imitative origin


/ (pɒp) /


  1. music of general appeal, esp among young people, that originated as a distinctive genre in the 1950s. It is generally characterized by a strong rhythmic element and the use of electrical amplification
  2. (as modifier)pop music; a pop record; a pop group
informal a piece of popular or light classical music


informal short for popular


/ (pɒp) /


an informal word for father
informal a name used in addressing an old or middle-aged man
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for pop in
Online Etymology Dictionary, © 2010 Douglas Harper