In the month immediately preceding the present; as, on the 1st ultimo; -- usually abbreviated to ult. Cf. Proximo.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). ultimo. Retrieved September 21, 2026, from http://smartdefine.org/ultimo/definitions/2076073 |
| Chicago | Webster's. 2011. "ultimo" http://smartdefine.org/ultimo/definitions/2076073 (accessed September 21, 2026). |
| Harvard | Webster's 2011, ultimo, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/ultimo/definitions/2076073>. |
| MLA | Webster's. "ultimo" 28 May 2011. Web. 21 September 2026. <http://smartdefine.org/ultimo/definitions/2076073> |