TERRIFIC Definition Meaning - Merriam-Webster The meaning of TERRIFIC is unusually fine : magnificent How to use terrific in a sentence unusually fine : magnificent; extraordinary; exciting or fit to excite fear or awe… See the full definition Games; Word of the Day; Grammar; Wordplay; Slang; Rhymes; Word Finder; Thesaurus; Join MWU; More Games; Word of the Day;