To tank something is to do badly or at it, or fail. One usually does this on tests that one is unprepared for. Tanking is the verb of tank.

When you eat dirt for the first time and leave your family to build a shack in the woods

Two meanings:

1) Intoxicated, nearly always pertaining to alcohol.

2) When a film does poorly at the box office.

Person A: "Did you see the Hulk?"
Person B: "No. I heard it tanked, actually."

To be excessively drunk

1: to be intoxicated

2: to do very bad in
3: to launch, throw, hit, something very, very, very far.

Taking an attack with minimum damage, showing high durability.

excessively drunk. Usually used by a college crowd or a fraternity