noun
- An unpredictable phenomenon.
- usage: "it's a toss-up whether he will win or lose"
- synonyms: toss-up, even chance
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). tossup. Retrieved September 20, 2026, from http://smartdefine.org/tossup/definitions/1235805 |
| Chicago | WordNet. 2010. "tossup" http://smartdefine.org/tossup/definitions/1235805 (accessed September 20, 2026). |
| Harvard | WordNet 2010, tossup, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/tossup/definitions/1235805>. |
| MLA | WordNet. "tossup" 23 October 2010. Web. 20 September 2026. <http://smartdefine.org/tossup/definitions/1235805> |