Hit the road

Definition:

To leave; to go home. Also used as a command meaning 'go away' or 'leave me alone'.

Example:

1) It's getting kind of late, so I think I'm going to hit the road.

2) Hit the road, bub. I'm not looking for a boyfriend.

Etymology :

In this phrase, 'hit' refers to the physical contact between your feet and the road ( the pavement you walk or drive on ).

Synonyms : skedaddle