prom

[ prom ]
/ prɒm /

noun

a formal dance, especially one held by a high school or college class at the end of an academic year.

Nearby words

  1. prolonged-action,
  2. prolusion,
  3. prolusory,
  4. prolyl,
  5. prolyl dipeptidase,
  6. prom.,
  7. promastigote,
  8. promazine,
  9. prome,
  10. promegaloblast

Origin of prom

1890–95, Americanism; short for promenade

PROM

[ prom ]
/ prɒm /

noun Computers.

a memory chip whose contents can be programmed by a user or manufacturer for a specific purpose.
Compare EPROM.

Origin of PROM

p(rogrammable) r(ead)-o(nly) m(emory)

prom.

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

Examples from the Web for prom


British Dictionary definitions for prom

prom

/ (prɒm) /

noun

US and Canadian informal short for promenade (def. 3)

PROM

/ (prɒm) /

n acronym for computing

programmable read only memory
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 prom

prom

n.

"student formal dance in celebration of graduation," 1894, American English shortened form of promenade (n.). Prom dress attested from 1975.

Online Etymology Dictionary, © 2010 Douglas Harper