Grandpa/ˈɡrænpɑː/ Definition 1 of 1Pro Tip 1/3Family Affection Usually denotes a warm, affectionate relationship within the family. I can't wait to hug my grandpa when he visits! Pro Tip 2/3Elder Respect Refers to an elder deserving respect; often associated with wisdom and life experience. Grandpa shared his knowledge with the family at dinner. Pro Tip 3/3Generational Gap Suggests a generational difference, which can lead to different perspectives and experiences. Grandpa and I like different kinds of music.