A surname.

One who fires a cannon; a cannoneer.

plural of cannoner

plural of Cannon

(US politics, historical) Dominance over the House of Representatives and its discussions and debates, like that exerted by Joseph Gurney Cannon (1836–1926), Republican politician.

plural of Cannone

A surname from Italian.

present participle of loose cannon

(military, slang) Any electric Gatling gun.

Military forces considered to be expendable. / (by extension) Any group of contestants that have no hope of success. / (rare) Artillery ammunition.