To see a razor in your dream suggests that there is a situation or problem that you need to smooth out.

To dream that you are sharpening a razor indicates that you are ruthless and "cutthroat.

To dream of a razor, portends disagreements and contentions over troubles. To cut yourself with one, denotes that you will be unlucky in some deal which you are about to make. Fighting with a razor, foretells disappointing business, and that some one will keep you harassed almost beyond endurance. A broken or rusty one, brings unavoidable distress.