/ Dictionary / Index L lah-di-dah: Meaning and Definition of Find definitions for: lah-di-dah Pronunciation: (lä'dē-dä'), [key] — interj., adj., n. la-di-da. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. lahar La Hogue Related Content Daily Word Quiz: arboreal Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language