(adj.) attractive prospective sexual partner
(Retort) To any instructive insult involving eating or licking, the sarcastic reply of "yummy" may be used.
I am yummy, come and get me girls.
A: Eat shit and die
A: Choke on a dick
Also, can mean someone is sexy, such as Julian Casablancas, Daron Malakian, Sid Vicious, etc...
Or it just means something tastes good.
2)me: Julian as a cop is my fantasy..he is so yummy...
3)me: Dylan, you're yummy!
A person is Yummy if they are always on their best behaviour, dress way to conservative and never let go.