Make off with
Definition 1 of 1
Pro Tip 1/3Criminal Act
Indicates illegal or unethical behavior, often used in a playful or humorous context. 
He made off with all the cookies from the jar like a little cookie bandit.
Pro Tip 2/3Quick Escape
Usually suggests a swift, sneaky or secret departure, especially after taking something. 
She made off with the best seats while everyone else was still standing in line.
Pro Tip 3/3Literal Use
Can be used literally to describe a theft or figuratively to express getting a good deal. 
At the sale, I made off with these shoes for half-price!