/ Dictionary / Index P Port Washington: Meaning and Definition of Find definitions for: Port" Wash'ington Pronunciation: [key] a town on NW Long Island, in SE New York. 14,521. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. portulacaceous port-wine stain Related Content Daily Word Quiz: pugilist Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language