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Noun: hashmark
  1. An insignia worn to indicate years of service
    - service stripe, hash mark
Noun: hash mark  hash maa(r)k
  1. The symbol #
    - octothorpe [N. Amer], octothorp [N. Amer], pound sign [US], hash [Brit], pound [US], number sign, hash symbol

Derived forms: hashmarks, hash marks

Type of: insignia, symbol

Encyclopedia: Hash mark