A razor in a dream signifies some changes in your relationship with somebody. To get cut with a razor is to let past resentment go. To shave with a razor is to change your point of view, to compromise.
Grapes in a dream indicate some pleasant news or events to come. A cluster of grapes symbolizes wealth and well-being. Eating grapes in your dream a day before an important event (exam, job interview etc.) signals that everything will go smoothly. To pick red grapes can promise moving house or an exciting trip.