mightya.[AS. meahtig, mihtig; akin to G. mchtig, Goth. mahteigs. See Might, n.]()1. Possessing might; having great power or authority.()Wise in heart, and mighty in strength. (Job ix. 4.)2. Accomplished by might; hence, extraordinary; wonderful.(Matt. xi. 20.)3. Denoting an extraordinary degree or quality in respect of size, character, importance, consequences, etc.()Mighty was their fuss about little matters. (Hawthorne.)n. A warrior of great force and courage.(1 Chron. xi. 12.)adv. In a great degree; very.(Jeffrey.)We have a mighty pleasant garden. (Doddridge.)