/ Dictionary / Index L Little America: Meaning and Definition of Find definitions for: Lit'tle Amer'ica Pronunciation: [key] a base in the Antarctic, on the Bay of Whales, S of the Ross Sea: established by Adm. Richard E. Byrd of the U.S. Navy in 1929; used for later Antarctic expeditions. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Little Alliance little auk 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