Well the term "indian giver" means you give something to someone, or do something, then you take it back, or demand for the same. So, butt sucking indian giver means.... well, use your imagination
A dog that eats eggs out of a hen house. Such a dog is considered low down and no damn good. A scoundrel or nefarious person can also be called and egg-sucking dog. Reference Johny Cash's song "Dirty Old Egg Sucking Dog".
My neighbor Billy is an egg-sucking dog. He took a box of Girl Scout cookies and didn't pay for them.
The cool yet sucky feeling you get when you've made a wonderful connection with someone special, with the minor detail of them being in a different time zone.
Boy: I like you.
Girl: I like you too.
Both: This is cool.
Boy: I live in Miami.
Girl: I live in San Francisco.
Both: This sucks.
Eavesdropper: They are totally cool-sucking.