Some of these dream symbols and their meaning are from the Dream Diary Assistant.
Dragon: A symbol of the soul, higher self
Drain: Possible a word pun for ‘being drained’. This could be indicative that something in life is making one feeling drained. Other aspects of the dream may provide more clues to the cause of it. [...]

Dream symbols and their common meanings and interpretations.
Digging : A dream of digging may be regarding the uncovering secrets or hidden/ subconscious issues and  memories.
Dinosaur : These extinct creatures in one’s dream could be symbolising old beliefs that are obsoleted or are no longer useful. Being chased by a dinosaur is a common dream. It [...]

This Dream symbols and meanings are from the Dream Diary Assistant.
Dance: 1. Dance of life.
2. Fluid, creative flow of expression.
Death: 1. Death and dying in dream may indicate that one is undergoing great changes and transformation in life. It is as if an old aspect of self is dying to make way for a new [...]