- (v.i.) To miss intellectual truth; to fall into error; to mistake in judgment or opinion; to be mistaken.
- (v.i.) To offend, as by erring.
- (v.i.) To deviate from the true course; to miss the thing aimed at.
- (v.i.) To wander; to roam; to stray.
- (v.i.) To deviate morally from the right way; to go astray, in a figurative sense; to do wrong; to sin.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). err. Retrieved September 22, 2026, from http://smartdefine.org/err/definitions/2004616 |
| Chicago | Webster's. 2011. "err" http://smartdefine.org/err/definitions/2004616 (accessed September 22, 2026). |
| Harvard | Webster's 2011, err, Smart Define, viewed 22 September, 2026, <http://smartdefine.org/err/definitions/2004616>. |
| MLA | Webster's. "err" 27 May 2011. Web. 22 September 2026. <http://smartdefine.org/err/definitions/2004616> |