Somebody who overuse's the tank in a computer game, such as Halo for the XBOX.
Also can be defined as a large person who throws herself around a fair bit.
"Hey that fool's in the tank again"
"I'll sneep the little tank whore then"
A Battlefield gamer that is constantly in the tank or similar vehicle. Said gamer invests significant time in earning all perks for the tank, enabling them to dominate less committed players. The Tank Whore is an asset to the team, but is very irritating to play against. Most Tank Whores have limited skills outside of the tank.
Squad member 1: Did you see Mike's score? ...He had 21 kills and 0 deaths!
Squad member 2: Yeah, but he's a total tank whore. He was in that thing the entire match.
Message from another gamer via xbox live: Dude you suck. You have no skills. You are nothing but a tank whore. Get out of that tank and I will get you with my tactical flashlight sniper rifle.