/ Dictionary / Index T Tongan: Meaning and Definition of Find definitions for: Ton•gan Pronunciation: (tong'gun), [key] — n. a native or inhabitant of Tonga. a Polynesian language, the language of the Tongans. —adj. of or pertaining to Tonga, its people, or their language. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: tongan (Thesaurus) tonga Tonghua Related Content Daily Word Quiz: inutiae Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language