(a.) Of the best class; of the highest rank; in the first division; of the best quality; first-rate; as, a first-class telescope.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). first-class. Retrieved September 20, 2026, from http://smartdefine.org/first-class/definitions/2008188 |
| Chicago | Webster's. 2011. "first-class" http://smartdefine.org/first-class/definitions/2008188 (accessed September 20, 2026). |
| Harvard | Webster's 2011, first-class, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/first-class/definitions/2008188>. |
| MLA | Webster's. "first-class" 27 May 2011. Web. 20 September 2026. <http://smartdefine.org/first-class/definitions/2008188> |