/ Dictionary / Index P pis aller*: Meaning and Definition of Find definitions for: pis al•ler Pronunciation: (pē za-lā'), [key] — French. French. the last resort or the final resource. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Pisa Pisanello Related Content Daily Word Quiz: immense Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language