Geatch

n.

An unusual stride or walk.

In use

Take a look at the geatch on yer man, he must have an irey hole.

Let Lawrence Muck translate it to posh English for you
Lawrence Muck

Good morning, sunshine. Would you like me to translate 'Geatch' in use for you?

Do take a look at that fellow's peculiar gait; he must have a chafed posterior.