tramper

noun

1. One who tramps.
2. (New-Zealand)A recreational hiker.

   “It's a popular spot for hikers, or trampers as they call them here.”

3. A mechanism which pounds material into a more compact form for further processing; found for example in cotton gins and trash processors.

   “The purpose of the tramper is to pack the lint into the press box under the restraining dogs near the top end of the press box.”

4. A ship, typically a bulk freighter, which does not travel on a fixed route; compare liner.

   “A Greek ship wants 30 pounds of feta cheese, a British tramper requests five cases of steak and kidney pies, a Japanese auto carrier orders 75 pints of boiled octopus, […]”