Dogfight definition

(1) A violent fight between dogs (sometimes organized illegally for entertainment and gambling)

(2) An aerial engagement between fighter planes

(3) Disorderly fighting

(4) A fiercely disputed contest

"Their rancor dated from a political dogfight between them"

"A real dogfight for third place"

"A prolonged dogfight over their rival bids for the contract"

(5) Engage in an aerial battle with another fighter plane

(6) Arrange for an illegal dogfight