Top definition
A bi-annual holiday, taking place on November 10th and March 3rd, where all grandpas must play FPS Games with any zoomers in there family.

Games such as candy crush are not allowed during GGG.
"He was forced to play COD, due to Good Game Grandpa!"
via giphy
by dio roadroller November 06, 2019
Get the mug
Get a Good Game Grandpa mug for your Uncle Manafort.
May 20 Word of the Day
A cryptocurrency of little to no value, usually a late-comer to the Bitcoin craze, a copycat cryptocurrency.
There are so many shitcoins these days, just stick to the classics.
This new b1tc01n crypto is just another shitcoin.
by Tatsuman February 18, 2018
Get the mug
Get a Shitcoin mug for your dog Sarah.