If you dream of the trident, then such dream symbolizes the flown and power of the dreamer just like the ocean. On the other hand, the dream could show the imaginative and sensual sides of the dreamer. Perhaps you are the one who makes the most boring activity to be the exciting and interesting one.
Dream dictionary: Trident dream meanings
To dream about one or more tridents is interpreted as a signal that certain mistakes on social relationships will have disastrous consequences for the success of the current aspirations.
Errors of assessment in your social relations.