'Minus sign' definitions:

Definition of 'minus sign'

From: WordNet
noun
A sign indicating the operation of subtraction

Definition of 'Minus sign'

From: GCIDE
  • Minus \Mi"nus\ (m[imac]"n[u^]s), a. [L. See Minor, and cf. Mis- pref. from the French.] (Math.) Less; requiring to be subtracted; negative; as, a minus quantity. [1913 Webster]
  • Minus sign (Math.), the sign [-] denoting minus, or less, prefixed to negative quantities, or quantities to be subtracted. See Negative sign, under Negative. [1913 Webster]