/ Dictionary / Index S sustineo alas*: Meaning and Definition of Find definitions for: sus•ti•ne•o a•las Pronunciation: (soos-tin'e-ō" ä'läs Eng. su-stin'ē-ō" ā'las), [key] — Latin. Latin. I sustain the wings: motto of the U.S. Air Force. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. sustention susu Related Content Daily Word Quiz: paradox Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language