/ Dictionary / Index T teamster: Meaning and Definition of Find definitions for: team•ster Pronunciation: (tēm'stur), [key] — n. a person who drives a team or a truck for hauling, esp. as an occupation. a member of the Teamsters Union. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: teamster (Thesaurus) team player Teamsters Union Related Content Daily Word Quiz: impetuous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language