monster

noun

• 1a large, ugly, and frightening imaginary creature: a monster with the head of a hyena and hindquarters of a wolf a world of fable, inhabited by other-worldly monsters
• an inhumanly cruel or wicked person:he was an unfeeling, treacherous monster
• humorous a rude or badly behaved person, typically a child:he’s only a year old, but already he is a little monster

• 2a thing of extraordinary or daunting size:this is a monster of a book, almost 500 pages [as modifier]:a monster 36lb carp

• 3a congenitally malformed or mutant animal or plant.

verb

• criticize or reprimand severely:my mum used to monster me for coming home so late