Definitions by larry arizona

SMIDSY 

An acronym -

"Sorry Mate, I Didn't See You" is a common excuse given by cagers in car-motorcycle accidents.

I had my first smidsy yesterday at the junction..

SMIDSY by larry arizona May 4, 2006

tankslapper 

A rapid side-to-side oscillation of the front wheel of a motorcycle, where the handlebars literally 'slap' the gas tank due to insufficient road grip on the front tyre.

He had a tankslapper coming out of the first bend

tankslapper by larry arizona May 4, 2006