When one is not interested in something until someone else shows interest.
For instance; My gradmother would feed her dog, and he wouldn't want anything to do with the food until you went to take it away. Hence "Grandma's Dog."
Guy 1 goes to eat some pizza.
Guy 2 says "Hey, I was gonna eat that."
Guy 1 "You're such a Grandma's Dog" or "You totally Grandma's Dogged me."
Literally can headshot you with a slipper from miles away, the bane of your ass, can still make food that tastes like your in highest part of heaven, still works hard even when you tell them to rest since they did enough for their years alive and deserve to get something back (same with your grandma, go say thank you for what she did for you)
Damn my mexican grandma threw a slipper so far it my ass without any misses
A sex move where the male is using his penis to "reel in" an older woman into bed.
Bill: yo man where were you last night?
Rob: bro I was out fishing for grandma
Your grandma or someone else's grandma does an awesome kickflip on a skateboard.
Oh wow, how does your grandma kickflip that well?
The act of making room in your stomach via burping.
After she performed the Grandma-Push, she had room for thirds.