move away—
1. go away; depart:
- Eventually the police and the crowd reached an understanding and the crowd moved away.
2. leave a place where one has lived:
- The house was let to a retired couple for a while, but they moved away up to Inverness.
move off—
1. (of a vehicle) start moving:
- The bus moved off before the passengers had got on board.
2. = move away 1:
- As the crowd moved off, some of its members looted the windows of West End shops.
3. (of goods) be sold off:
- A second or third edition of the book moves off languidly enough.