noun
Typically refers to a small, often open rail vehicle used in mines, logging, construction sites, or as a tourist attraction. The English loanword 'truck' is the source, but the Japanese meaning is narrower.
from English truck
鉱山でトロッコが石炭を運んでいる。
A trolley is carrying coal at the mine.
観光地でトロッコ列車に乗った。
I rode a small sightseeing train at the tourist spot.