s]
| 1. | frightful or hideous, esp. in appearance; extremely ugly. |
| 2. | shocking or revolting; outrageous: monstrous cruelty. |
| 3. | extraordinarily great; huge; immense: a monstrous building. |
| 4. | deviating grotesquely from the natural or normal form or type. |
| 5. | having the nature or appearance of a fabulous monster. |
| 6. | extremely; exceedingly; very. |