noun
- The father of your father or mother.
- synonyms: grandfather, gramps, granddad, grandad, granddaddy
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). grandpa. Retrieved September 21, 2026, from http://smartdefine.org/grandpa/definitions/1282924 |
| Chicago | WordNet. 2010. "grandpa" http://smartdefine.org/grandpa/definitions/1282924 (accessed September 21, 2026). |
| Harvard | WordNet 2010, grandpa, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/grandpa/definitions/1282924>. |
| MLA | WordNet. "grandpa" 23 October 2010. Web. 21 September 2026. <http://smartdefine.org/grandpa/definitions/1282924> |