/ Dictionary / Index L La Mesa: Meaning and Definition of Find definitions for: La Me•sa Pronunciation: (lä mā'su), [key] a city in SW California. 50,342. La•me•sa Pronunciation: (lu-mē'su), [key] — n. a city in NW Texas. 11,790. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. lamented lamia 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