1.VerbTo get away, or escape, taking (something) with one.
"The thieves got away with a million pounds' worth of jewellery."
2.VerbTo escape punishment for doing something objectionable.
"Do you think we could get away with taking Dad’s car?; Not many people have gotten away with stealing that much money.; Our teacher's so strict, he'd never let us get away with anything in class."
3.VerbTo avoid the consequences of doing something by an easier method.
"It's warm today, so you can probably get away with just wearing a short-sleeved shirt."