trolly-wags 

Any form of pants (jeans, sweatpants, etc).

Oh dear, i have soiled my trolly-wags

trolly-wags by Trolly-mongrell August 7, 2006

trolleywags 

An old fashioned slang term for trousers.
Presumably of cockney origins.

Put some trolleywags on those cabbage stumps!
My trolleywags are filthy.
I took off my trolleywags.

trolleywags by JordanR February 19, 2007