Unnatural in form; out of the common course of nature; as a monstrous birth or production.

Strange; very wonderful; generally expressive of dislike.

Enormous; huge; extraordinary; as a monstrous highth; a monstrous tree or mountain.

Shocking to the sight or other senses; hateful.

Exceedingly; very much; as monstrous hard; monstrous thick. And will be monstrous witty on the poor.