- (a.) Aiming or willing to destroy; implacable; desperately hostile; flagitious; as, deadly enemies.
- (a.) Subject to death; mortal.
- (adv.) In a manner to occasion death; mortally.
- (adv.) In a manner resembling or as if produced by, death.
- (a.) Capable of causing death; mortal; fatal; destructive; certain or likely to cause death; as, a deadly blow or wound.
- (adv.) In an implacable manner; destructively.
- (adv.) Extremely.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). deadly. Retrieved September 22, 2026, from http://smartdefine.org/deadly/definitions/1994668 |
| Chicago | Webster's. 2011. "deadly" http://smartdefine.org/deadly/definitions/1994668 (accessed September 22, 2026). |
| Harvard | Webster's 2011, deadly, Smart Define, viewed 22 September, 2026, <http://smartdefine.org/deadly/definitions/1994668>. |
| MLA | Webster's. "deadly" 27 May 2011. Web. 22 September 2026. <http://smartdefine.org/deadly/definitions/1994668> |