/ Dictionary / Index L leaf: Meaning and Definition of Find definitions for: leaf Pronunciation: (lēf), [key] — n., pl. v. leaves —n. one of the expanded, usually green organs borne by the stem of a plant. any similar or corresponding lateral outgrowth of a stem. a petal: a rose leaf. leaves collectively; foliage. a unit generally comprising two printed, blank, or illustrated pages of a book, one on each side. a thin sheet of metal: silver leaf. a lamina or layer. a sliding, hinged, or detachable flat part, as of a door or tabletop. a section of a drawbridge. a single strip of metal in a leaf spring. a tooth of a small gear wheel, as of a pinion. See shaft (def. 14). covered with foliage; having leaves: the pale green tint of the woods newly in leaf. to follow someone's example; imitate: Some countries that took a leaf out of American industry's book are now doing very well for themselves. to begin anew; make a fresh start: Every New Year's we make resolutions to turn over a new leaf. —v.i. to put forth leaves. to turn pages, esp. quickly (usually fol. by through): to leaf through a book. —v.t. to thumb or turn, as the pages of a book or magazine, in a casual or cursory inspection of the contents. Leaf Pronunciation: (lēf), [key] 1905–76, U.S. author and illustrator of books for children. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: leaf (Thesaurus) leady leafage Related Content Daily Word Quiz: tenacious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language