/ Dictionary / Index P portmanteau word: Meaning and Definition of Find definitions for: portman'teau word" Pronunciation: [key] blend (def. 9). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. portmanteau Port Moody Related Content Daily Word Quiz: sequester Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language