/ Dictionary / Index T topfull: Meaning and Definition of Find definitions for: top•full Pronunciation: (top'fool'), [key] — adj. full to the utmost; brimful. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Top 40 topgallant forecastle Related Content Daily Word Quiz: agitated Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language