Definition from Wiktionary, the free dictionary
- (transitive) To delay or obstruct.
- I expect it will set us back by a day or so, but I think a side trip will be worthwhile.
- (transitive) To remove from or allow distance.
- Set it back from the road by twenty or thirty feet.
- (transitive, idiomatic) To cost money, as.
- How much do you suppose that fancy dress set her back?