Webster's Revised Unabridged Dictionary · 1913

Tremendous

Tremendous , adjective

[Latin tremendus that is to be trembled at, fearful, from tremere to tremble. See Tremble.]

Fitted to excite fear or terror; such as may astonish or terrify by its magnitude, force, or violence; terrible; dreadful; as, a tremendous wind; a tremendous shower; a tremendous shock or fall.
A tremendous mischief was a foot. — Motley