You may dream about a dinosaur whenever you encounter a large, powerful force in life.
Because dinosaurs lived on Earth so long ago, a gigantic dinosaur in a dream can represent your most powerful basic urges.
If you dream that you are being threatened or attacked by a dinosaur, you may afraid of being overwhelmed by primitive urges that you cannot control.
Hunting or killing a dinosaur in a dream can symbolize a desire to control or repress your basic urges.
Ask yourself why you are bothered by these primitive feeling. Do they make you feel guilty? You may need to learn to accept these aspects of yourself in order to become a healthier, more well rounded person.
A gentle, dame or pet dinosaur in a dream can represent the basic desire to have someone nourish you and take care of you or the desire to nourish and care for someone else.