Top definition
A Terran unit from the game "Starcraft" used to "siege up" and launch artillery shells on the opponents base. One of the most potent Terran units.

Also a Bronzong used by m4gnitude on Youtube.
"To defeat the opponent's Photon Cannons, the player used his siege tanks to fire at them from outside the cannons' range.
by SC1312020 February 20, 2009
Happy St. Patties Day!