See Also:

ton-up (iou)



ton-up noun & adjective. slang. M20.
[from TON noun1 + UP adverb2.]
A. noun. A speed of 100 m.p.h.; a motorcyclist who achieves this. Also, a score of 100 in a game. M20.
b. attrib. or as adjective.
Designating a young motorcyclist who enjoys travelling at high speed. M20.
Achieving a speed or score of 100 in other contexts. M20.