The texture of mashed potatoes.
I took a bite, and it was soft and gammy.
A classic old person who is unwilling to accept new ideas and believes that they are always right when they are 100% wrong. They have no evidence to back up their "facts" but and their only defense is "I know I'm right". They also rely heavily on answers.com for information and smell terrible.
2+2 is 5?! What are you, Gammy?
A person who is wise beyond words and possesses ninja like reflexes, he is quiet but will speak his mind, others listen and follow. There is rumored to be a cult and all who follows him are called gammetjies
What up Gammies, are we going to smoke today
Means disgusting, gross, manky etc.
It's one of them words you start saying as a joke but then can't stop saying, like "bro" and "same" and stuff
Gammy: something disgusting, or just plain nasty.
Jeremy: Her breath stinks of tuna salad
Sam: Now that is just gammy