from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. See whiffletree.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A bar behind draft animals and in front of a load, such as a wagon, that balances the load. Generally the animals are attached at the ends and the wagon or other load to a pivot in the middle of the singletree.

from the GNU version of the Collaborative International Dictionary of English

  • n. The pivoted or swinging bar to which the traces of a harnessed horse are fixed; a whiffletree.

from The Century Dictionary and Cyclopedia

  • n. Same as swingletree.


Alteration (influenced by doubletree) of swingletree.
(American Heritage® Dictionary of the English Language, Fourth Edition)



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