Top definition
The coolest grandma out there, aka Millie Bobby Brown.

(Watch Millie Bobby Brown’s instagram live stream on youtube 2/19/18 for more information)
“Hey grandma mills”
Heyoo what up”

“Yo grandma mills i’m hungry”
“Well what do you want Chick Fil A or Mcdonald’s?”
via giphy
by alrightymills February 21, 2018
Get the mug
Get a grandma mills mug for your mate Beatrix.