To assert one's will over another in an arrogant way. He tends to domineer over his colleagues, making it difficult for them to express their own ideas.
To rule or control arbitrarily or tyrannically; to dominate. For centuries, the clan leaders domineered the neighboring valleys without challenge.
To tower or rise high above; to overlook in a way that suggests dominance. The craggy cliffs domineer over the small fishing village.