battle ax

Short definition from Wiktionary

Noun

1. 1
   An ancient military weapon, an axe designed for combat, including (in heraldry) when borne on arms as a mark of prowess.
2. 2
   A domineering, antagonistic woman.
3. 3
   An electric guitar.
4. 4
   An allotment of land at the rear of another property, with a long, narrow strip of land connecting it to the roadway.
5. 5
   Alternative spelling of battle axe.