DOO


★ 'Driver only operation': Mode of operation of a railway train in which there is a single operative - the driver - with no guard.

★ 'Doo' is a slang term to refer to feces

★ 'Doo' is also a Glaswegian slang term to refer to pigeons

This article provided by Wikipedia. To edit the contents of this article, click here for original source.

psst.. try this: add to faves