fuck boyのようなどんな単語でも探してください。
Meaning awesome or incredible, often when refering to heavy metal bands. Term originates from song by Dethklok.
"That metal band was thunderhorse!"
samalotによって 2008年06月16日(月)
A very large male reproductive organ, a.k.a a thunder stick or a very large "meat stick"
I jumped on his thunder horse! He put his Thunder Horse in me!

His penis is in the Thunder horse category
Meat Stickによって 2009年07月14日(火)