grandpa
noun
- grandfather
Wiktionary
Pronunciation: /ˈɡɹæm.pɑː/ / /ˈɡɹæm.pə/
name
- An unfriendly and disparaging way of addressing an elderly man whose name is unknown.
noun
Etymology: From grand- + pa, after grandfather.
- grandfather.
- Any elderly man, regardless of if he has grandchildren.