n. [ Formerly hachey, hachee, F. hachis, fr. hacher to hash; of German origin; cf. G. hippe sickle, OHG. hippa, for happia. Cf. Hatchet. ] 1. That which is hashed or chopped up; meat and vegetables, especially such as have been already cooked, chopped into small pieces and mixed. [ 1913 Webster ]

2. A new mixture of old matter; a second preparation or exhibition. [ 1913 Webster ]

I can not bear elections, and still less the hash of them over again in a first session. Walpole. [ 1913 Webster ]

3. Hashish. [ slang ] [ PJC ]

v. t. [ imp. & p. p. Hashed p. pr. & vb. n. Hashing. ] [ From Hash, n.: cf. F. hacher to hash. ] To chop into small pieces; to mince and mix; as, to hash meat. Hudibras.

{ } n. [ Ar. hashīsh. ] A slightly acrid gum resin produced by the common hemp (Cannabis sativa), of the variety Indica, when cultivated in a warm climate; also, the tops of the plant, from which the resinous product is obtained. It is narcotic, and has long been used in the East for its intoxicating effect. The active psychoactive principle has been identified as tetrahydrocannabinol. See Bhang, and Ganja.
Syn. -- hash. [ 1913 Webster +PJC ]

n. (Mil.) an insignia worn on the uniform to indicate years of service.
Syn. -- service stripe, hash mark. [ WordNet 1.5 ]