/ Dictionary / Index T tagalong: Meaning and Definition of Find definitions for: tag•a•long Pronunciation: (tag'u-lông", -long"), [key] — n. a person or thing that follows the lead or initiative of another. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: tagalong (Thesaurus) Tagalog Tagamet 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