TuBlack is when someone is too good for or at something. It is used commonly used in sports such as in sprinting, basketball, football and many others.
Example in sprinting.
Man "That guy is TuBlack for this competition"
Girlfriend "you better beat him or I will be TuBlack for you"
A cuddle-punching, cat-loving internet denizen who can often be found on Yahoo Answers. Tublet is well known for riding the bus and having an affinity for cute, furry hamsters. Upsetting Tublet may result in the offender receiving a slap to the face. However, anyone who is an 8.5 or above on a scale of 1-10 is immune from such punishment.