get away

1.  Break free, escape, as in The suspect ran down the street and got away, or I wanted to come but couldn't get away from the office. [c. 1300] A variant is get away from it all, meaning "to depart and leave one's surroundings or problems or work behind." For example, Joe is taking a few days off--he needs to get away from it all.
2.  Start out or leave quickly, as in The greyhounds got away from the starting gate, or I thought I had the answer but it got away from me.
3.  Go, move off. For example, Get away from my desk! or Get away--I don't want you near that hot stove. [Late 1700s] Also see get away with.

The verb has 3 meanings:

Meaning #1: run away from confinement
  Synonyms: escape, break loose

Meaning #2: escape potentially unpleasant consequences; get away with a forbidden action
  Synonyms: get off, get by, get out, escape

Meaning #3: remove oneself from a familiar environment, usually for pleasure or diversion
  Synonym: escape