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A common term in Texas and surounding states for a manmade lake.
Let's go swimmin' in the tank.
by Wonderboy April 21, 2003
1. Noun: One who is exceptionally good at something.
2. Verb: Doing something exceptionally well.
3. Adjective: Possessing the trait of being extremely good at something.
4. Noun: One who is generally awesome.
1. Michael Phelps just got his 14th Gold Medal. What a tank!
2. Michael Phelps is tanking it up in the pool!
3. Usain Bolt is tanktastic!
4. Ryan Lochte is a straight up tank.
by American Playa February 07, 2010
Tanks is a classic "shooter" for up to six partners. One moves a tank around a terrain and tries with various weapons to destroy the adversarys' tanks. This international game is played on the net inhabited by BOB's, Noobs, Pedik's and lesbia's. In the game you try to kill the other team and throw as many insults as possible. The game is rudimentary but the insults are fucking brillient!
1. Shut up pikey you fucking noob that pedik is gonna fuck your ass in tanks!!

2. Lets play tanks with the internet freaks !
by I<3Tanks July 16, 2009
An armoured vehicle, first invented by the British and possible also the French in WW1. To be a tank it must have tracks and a 360 degree rotatable fully enclosed turret.
The greatest tanks of the modern age are:
Challenger 2,
Leopard 2,
by VampiricRat July 10, 2008
A Gatorade bottle made into a water bong with a pen.
Hurry up and make a tank, I have been craving this weed all day long.
by Kleep May 14, 2008
The act of removing a toilet tank lid, standing on the seat, and taking a dump in the tank of a toilet. Best done in public restrooms, always a crowd pleaser at the office too.

Also known as the Upper Tanker, 2000 Flushes Brown, Upper Decker, Going Up Top, and The Gift That Keeps On Giving. For a nice twist on this see Upper Deck Deluxe.

"Man, they fucking fired me so I tanked that fucking toilet on my way out!"
by sirbrutus July 12, 2006
Someone, usually a warrior, who takes hits in a role-playing game so the more powerful mages can wordpwn the monster
I need a tank so I can take on the level 150 black dragon.
by pur1337 October 08, 2003
Verb. To take a flying leap into waters of unknown depth, landing in a belly flop with your arms stretched wide, and legs together.
Tank: *Splash*
Tallan: "Dude you just totally invented Tanking!!"
by miniLeader August 08, 2011