hit the road —(coll.) get going; leave:
- Billy and I hit the road early but were sidetracked by coffee and breakfast and didn’t start in earnest until eight.
hit the streets —(coll.)
1. go out into the street:
- Within about two minutes of hitting the streets we’d picked up a boy who insisted on being our guide.
2. (of products) be launched; appear on the market:
- This car will hit the streets in 2015, but it won’t be the first hybrid Volvo plans on releasing.