Word Origin a sharp-edged instrument used especially for shaving the face or trimming the hair. an electrically powered instrument used for the same purpose. 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,
-or -or 2 Related forms ra·zor·less, adjective un·ra·zored, adjective
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for on the razor's edge 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
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Word Origin and History for on the razor's edge n.
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 on the razor's edge
see sharp as a tack (razor).
The American Heritage® Idioms Dictionary
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