Someone who doesn't know how to properly use Instagram.
Susan calls her Instagram posts "gifs". She's such an Instagrandma.
by LDigity June 30, 2015
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A grandma who collects and overshares her grandkids’ photos, but doesn’t actively engage in raising them
Maeve: like usual, Maryann has shown me ton of pictures of her grandkids, but when I asked her when was the last time she spent some time with them, she couldn’t give me an answer..
Linda: she’s such an Instagrandma, isn’t she
by TaiCat December 21, 2021
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A grandma who collects and overshares her grandkids’ photos, but doesn’t actively engage in raising them
Maeve: Maryann always has so many pictures of her grandkids on her Facebook, but when I asked her when she saw them last time, she couldn’t tell me!
Linda: she’s such an Instagrandma, isn’t she
by TaiCat December 21, 2021
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