young wild bull. «Said to haveoriginated in Gippsland, Victoria. Probably from theassociation of bulls with Mickeys, or Irishmen.» (Barere andLeland.)
1890. Rolf Boldrewood, `Colonial Reformer,' c. xviii.p. 217:
«The wary and still more dangerously sudden `Micky,'a two-year-old bull.»
In New Zealand, a corruption of Mingi (q.v.).