guesstimate

or gues·ti·mate

[ verb ges-tuh-meyt; noun ges-tuh-mit, -meyt ]
/ verb ˈgɛs təˌmeɪt; noun ˈgɛs tə mɪt, -ˌmeɪt /
Informal.

verb (used with object), guess·ti·mat·ed, guess·ti·mat·ing.

to estimate without substantial basis in facts or statistics.

noun

an estimate arrived at by guesswork.

Nearby words

  1. guesclin, bertrand du,
  2. guesde,
  3. guesde, jules,
  4. guess,
  5. guess again,
  6. guesswork,
  7. guest,
  8. guest beer,
  9. guest flag,
  10. guest house

Origin of guesstimate

1935–40, Americanism; blend of guess and estimate

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


British Dictionary definitions for guesstimate

guesstimate

guestimate

/ informal /

noun (ˈɡɛstɪmɪt)

an estimate calculated mainly or only by guesswork

verb (ˈɡɛstɪˌmeɪt)

to form a guesstimate of
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 guesstimate

guesstimate

v.

1902, a blending of guess (v.) and estimate. Related: Guesstimated; guesstimating. As a noun, from 1906.

Online Etymology Dictionary, © 2010 Douglas Harper