- A crossbar in front of a wagon with a swingletree at each end, enabling two horses to be harnessed.More example sentences
- The doubletree on the wagon could be adjusted to allow one horse to pull more.
- The wheel horses pull on the doubletree against this hammerpin running through the wagon-tonque.
mid 19th century: from double, on the pattern of singletree.
More definitions of doubletreeDefinition of doubletree in:
- The US English dictionary