The significance here depends on the other details of the dream, which should also be considered for an accurate interpretation. As a general guide: A new hat is a sign of good luck. A hat that was too small for you predicts a disappointment. A hat too large for you signifies an embarrassment. Tipping your hat or holding it in your hand forecasts a humiliation. Losing your hat or having it blow away indicates money trouble. An old, shabby or soiled hat portends business irritations. A silk top hat predicts a rise in status. A cotton hat is a caution against a calculating friend. An elaborate hat suggests social popularity.