/ Dictionary / Index S swingletree: Meaning and Definition of Find definitions for: swin•gle•tree Pronunciation: (swing'gul-trē"), [key] — n. Chiefly Midland and Southern U.S. a whiffletree. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: swingletree (Thesaurus) swing leg swing loan Related Content Daily Word Quiz: fidelity Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language