- (a.) Happening without previous notice or with very brief notice; coming unexpectedly or without the common preparation; immediate; instant; speedy.
- (n.) An unexpected occurrence; a surprise.
- (a.) Hasty; violent; rash; precipitate.
- (a.) Hastly prepared or employed; quick; rapid.
- (adv.) Suddenly; unexpectedly.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). sudden. Retrieved September 20, 2026, from http://smartdefine.org/sudden/definitions/2068182 |
| Chicago | Webster's. 2011. "sudden" http://smartdefine.org/sudden/definitions/2068182 (accessed September 20, 2026). |
| Harvard | Webster's 2011, sudden, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/sudden/definitions/2068182>. |
| MLA | Webster's. "sudden" 28 May 2011. Web. 20 September 2026. <http://smartdefine.org/sudden/definitions/2068182> |