pl of cannon.
2. cannon ·add. ·vi to discharge cannon.
3. cannon ·noun a kind of type. ·see canon.
4. cannon ·noun & ·v ·see carom.
5. cannon ·noun a great gun; a piece of ordnance or artillery; a firearm for discharging heavy shot with great force.
6. cannon ·noun a hollow cylindrical piece carried by a revolving shaft, on which it may, however, revolve independently.
7. cannon ·add. ·vi to collide or strike violently, ·esp. so as to glance off or rebound; to strike and rebound.