the symbol (−) denoting subtraction or a negative quantity.
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Origin of minus sign
First recorded in 1660–70
Words nearby minus sign
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
British Dictionary definitions for minus sign
the symbol –, indicating subtraction or a negative quantity
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