- (v.i.) To look sullen; to be of a sour countenance; to be glum.
- (a.) Moody; silent; sullen.
- (n.) Sullenness.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). glum. Retrieved September 21, 2026, from http://smartdefine.org/glum/definitions/2012706 |
| Chicago | Webster's. 2011. "glum" http://smartdefine.org/glum/definitions/2012706 (accessed September 21, 2026). |
| Harvard | Webster's 2011, glum, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/glum/definitions/2012706>. |
| MLA | Webster's. "glum" 27 May 2011. Web. 21 September 2026. <http://smartdefine.org/glum/definitions/2012706> |