Definition of trampers:
(n) :
(chiefly New Zealand) A recreational hiker.
(n) :
One who tramps.
(n) :
(nautical) A ship, typically a bulk freighter, which does not travel on a fixed route; compare liner.
(n) :
(manufacturing) A mechanism which pounds material into a more compact form for further processing; found for example in cotton gins and trash processors.