monster

/ˈmɑnstər/
adjective
  1. Extremely large; huge.
    • He ate a monster burger for lunch.
    • They caught a monster fish at the lake.
    • A monster wave crashed over the boat.
noun
  1. A large, frightening, imaginary creature, often in stories or myths.
    • The children were scared of the monster under their bed.
    • Ancient maps sometimes showed sea monsters in unknown waters.
    • In the movie, a green monster terrorizes the city.
  2. A very cruel or evil person.
    • The dictator was a monster who caused the suffering of millions.
    • He turned into a monster after gaining power.
    • Only a monster would hurt a helpless animal.
  3. Something that is very large, powerful, or impressive.
    • That truck is a monster — it can carry 20 tons.
    • She built a monster of a sandcastle on the beach.
    • The new roller coaster is a monster, with a 200-foot drop.
Antonyms