Webster's Revised Unabridged Dictionary · 1913

Mighty

Mighty , adjective

[Anglo-Saxon meahtig, mihtig; akin to German machtig, Gothic 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.
His mighty works. — Matt. xi. 20
3.
Denoting an extraordinary degree or quality in respect of size, character, importance, consequences, etc.
A mighty famine. — Luke xv. 14
Giants of mighty bone. — Milton
Mighty was their fuss about little matters. — Hawthorne

Mighty (#) , noun

A warrior of great force and courage. [Rare & Obsolete] — 1 Chron. xi. 12

Mighty , adverb

In a great degree; very. [Colloquial]
He was mighty methodical. — Jeffrey
We have a mighty pleasant garden. — Doddridge