–noun, plural -ties.
1. The state of being very cheerful and shit, in the mood for shouting 'YAY!'.
2. Often, yaieties. merrymaking or festivity.
Also see yay
Inspired by gaiety
We can't say 'gaiety' because people 'lol' at it :D
1. My appearances usually add to the yaiety of the people/aliens of Cydonia.
2. Such yaieties are a rare occurance in today's crappy society!