- (a.) Incapable of or indisposed to, effective action; habitually slack or remiss; effecting little or nothing; as, inefficient workmen; an inefficient administrator.
- (a.) Not efficient; not producing the effect intended or desired; inefficacious; as, inefficient means or measures.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). inefficient. Retrieved September 22, 2026, from http://smartdefine.org/inefficient/definitions/2021135 |
| Chicago | Webster's. 2011. "inefficient" http://smartdefine.org/inefficient/definitions/2021135 (accessed September 22, 2026). |
| Harvard | Webster's 2011, inefficient, Smart Define, viewed 22 September, 2026, <http://smartdefine.org/inefficient/definitions/2021135>. |
| MLA | Webster's. "inefficient" 27 May 2011. Web. 22 September 2026. <http://smartdefine.org/inefficient/definitions/2021135> |