swamper

noun6

1. •
   (US) A handyman or general employee in a liquor saloon; a cook's assistant.

   • The old swamper shifted his broom and held it between his elbow and his side while he held out his hand for the can. — 1937
2. •
   (US) A person who lives in a swampy area.
3. •
   (US, slang) A truck driver's assistant; an assistant to a driver of horses, mules or bullocks.
4. •
   (US) A person who clears a road for lumberers in a forest or swamp.

   • In the latter part of winter, I hired with a lumberer – camped out, and wrought in the forest as a swamper. — 1860
5. •
   Someone or something that swamps or overwhelms.

   • The Population Factor is a dissipator or swamper of the gain in per capita income and hence of the redressal of poverty to that degree. — 1991
6. •
   (Australia, slang) a person who travels by foot but has his belongings on a wagon.