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.