/ Dictionary / Index P portioner: Meaning and Definition of Find definitions for: por•tion•er Pronunciation: (pôr'shu-nur, pōr'-), [key] — n. a person who receives or holds a portion, or who divides something into portions. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. portion-controlled Port Jackson Related Content Daily Word Quiz: hedonist Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language