understrapper

They think you have come because you wanted to straighten out a low-down trick worked by an understrapper.

Them is only one white man, a third assistant understrapper and ex-sailor—a common sailor.

Or perhaps seeing me inside he may have thought I was some understrapper belonging to the place.

This was to instruct his understrapper to fill the theatre with a rabble and have her hissed off the stage.

I heard 'em say after, as he was an understrapper at Jermyn's.