"Tower offense" is a term used to describe a type of video game where instead of defending a tower or base, the player attacks and destroys the enemy's towers. Full definition
If you haven't played Anomaly 2 it's a RTS tower Offense game, where it gets interesting is in the multi-player modes. (dualpixels.com)
Atlus released new screenshots and a trailer for its balls - to - the - walls game of tower offense, Rock of Ages, which releases on Xbox Live Arcade, August 31, and Playstation Network and PC later this summer. (monstervine.com)
Maintaining the core elements of the original, Anomaly 2 adds new features to the single - player campaign and finally puts your skills to a test in a completely unique experience: the dynamic tower defense vs. tower offense multiplayer mode! (anomalythegame.com)