bounder

noun

1. Something that bounds or jumps.
2. (UK, dated)A dishonourable man; a cad.

   “He marvelled anew that Ruth could have cared, as she certainly had, for this fellow. A bounder, and worse than a bounder.”

3. A social climber.
4. That which limits; a boundary.

   “Let the mountaine Pyrenaeus diuide the French, and Spaniards: and the wildernesse of Sand the Aethiopians, from Aegyptians. And in like manner also be all other Kingdomes: they are bound within their bounders, as it were in bands; and shut-vp within their limits, as it were in prison.”

5. (UK, colloquial, obsolete)A four-wheeled type of dogcart or cabriolet.