Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.

WORD ORIGIN

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

MORE RELATED WORDS FOR GUESSTIMATED

Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.