Swingletree
Pronunciation : Swin"gle*tree`
Part of Speech : n.
Etymology : [So named in allusion to its swinging. See Swingle, v. i., and cf. Swingtree.]
Definition : Defn: A whiffletree, or whippletree. See Singletree.
Source : Webster's Unabridged Dictionary, 1913
Merriam-Webster's Everyday Language Reference Set: Includes: The Merriam-Webster Dictionary, The Merriam-Webster Thesaurus, and The Merriam-Webster Vocabulary Builder