Breadcrumb Home > Dictionary > Index L Len: Meaning and Definition of Find definitions for: Len Pronunciation: (len), [key] — n. a male given name, form of Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. lemuroid Lena ✖ Related Content Daily Word Quiz: quadrumanous Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language