Santa Claus in a dream represents comfort and happiness because he may have a strong connection to your father.
Alternatively, Santa Claus may represent Christmas.
A Santa Claus who appears menacing in a dream indicates that you are feeling stressed preparing for a holiday.
To see someone dressed as Santa Claus in a dream applies the characteristics of Santa Claus to them. For example, to see your brother dressed as Santa Claus indicates that you believe he is a kind and generous person.
A killer whale in a dream represents spiritual guidance. The killer whale is a dangerous animal which in a dream represents a part of your psyche which has great power but which must be followed carefully.
A wedding cake in a dream symbolizes hope and confidence in the future. To eat wedding cake in a dream symbolizes sexuality and marital harmony.