I think it is “road works ahead”. The joke doesn't quite work without the s. Road works are areas of road that are being worked on, usually with coned off areas containing men working on the road. To warn drivers there are signs saying “road works ahead”. read more
Road works are areas of road that are being worked on, usually with coned off areas containing men working on the road. To warn drivers there are signs saying “road works ahead”. “Oh, I hope it does”, is a play on words which means the speaker has misunderstood the sign to mean that the road ahead is in working order. read more