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definitions

razorblade

or ra·zor blade

[rey-zer-bleyd]
noun
  1. a sharp-edged metal blade for use in a razor.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for razor blade

razor blade

noun
  1. a small rectangular piece of metal sharpened on one or both long edges for use in a razor for shaving
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