Noun: a name called on someone who has easily become your bitch. But you love them for it. the person is rarely ugly and is usually acceptingly chubby. this is a person with a friend feel but you keep them around so they do what you say.
Mina: Yo chummybuttons get me some water
Chummybuttons: Yes Mina
Mina: Chummybuttons buy me a sprite