/ Dictionary / Index S sidle: Meaning and Definition of Find definitions for: si•dle Pronunciation: (sīd'l), [key] — v., n. -dled, -dling, —v.i. to move sideways or obliquely. to edge along furtively. —n. a sidling movement. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: sidle (Thesaurus) siding Sidney Related Content Daily Word Quiz: endear Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language