a sharp-edged instrument used especially for shaving the face or trimming the hair.
an electrically powered instrument used for the same purpose.

verb (used with object)

to shave, cut, or remove with or as if with a razor.


    on the razor's edge, in a difficult or precarious position.

Origin of razor

1250–1300; Middle English rasour < Old French rasor, equivalent to ras(er) to raze + -or -or2
Related formsra·zor·less, adjectiveun·ra·zored, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for razor

Contemporary Examples of razor

Historical Examples of razor

  • Not a comb nor a razor left; not a garment to make myself decent in!

    Homeward Bound

    James Fenimore Cooper

  • He wore no beard, and his leathery cheeks were blue from the razor.

    The Strolling Saint

    Raphael Sabatini

  • Then he shot me a glance as sharp as a razor, and we looked into one another's eyes.

    The Market-Place

    Harold Frederic

  • If you ask me, I think that the razor has been the downfall of society.


    Edward G. Robles

  • Especially with a man like James, who is as sharp as a razor, and just as edgy.

    Love and Lucy

    Maurice Henry Hewlett

British Dictionary definitions for razor



a sharp implement used esp by men for shaving the face
on a razor's edge or on a razor-edge in an acute dilemma


(tr) to cut or shave with a razor

Word Origin for razor

C13: from Old French raseor, from raser to shave; see raze
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 razor

late 13c., from Old French raseor "a razor" (12c.), from raser "to scrape, shave" (see rase). Razor clam (1835, American English) so called because its shell resembles an old folding straight-razor. Razor-edge figurative of sharpness or a fine surface from 1680s.

Online Etymology Dictionary, © 2010 Douglas Harper

Idioms and Phrases with razor


see sharp as a tack (razor).

The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.