hostile

In age he was rather younger than Douglas—forty-five at the most—a tall, straight, broad-chested fellow with a clean-shaved, prize-fighter face, thick, strong, black eyebrows, and a pair of masterful black eyes which might, even without the aid of his very capable hands, clear a way for him through a hostile crowd.

Holmes's debonair manner was a new experience, and though he vaguely felt that it was hostile, he did not know how to counter it.