When someone pretends or fakes a response. A pretense at not caring.
It seems like John isn't pissed that his girlfriend went to Mexico without him.
Nah, it's a front. He's pissed.
Someone who takes advantage of friends by consuming their alcohol, drugs, food, or anything desirable without contributing anything.
A person who uses up all your drugs and alcohol and then leaves.
After I passed out, John smoked all the goods left in the jar!
Yeah, he is a free loader, get used to it.