Pronunciation: /ˈmeɪniˌæk/
noun a person who is extremely enthusiastic about something
A1 The maniac chased after the cat.
A2 The maniac's obsession with collecting stamps was well-known in the neighborhood.
B1 The maniac was caught trying to break into the museum to steal a famous painting.
B2 The maniac's erratic behavior led to concerns among his coworkers.
C1 The maniac's delusions of grandeur became more pronounced as time went on.
C2 The maniac's criminal activities were finally brought to an end by the authorities.
adjective showing excessive enthusiasm or excitement
A1 He is a maniac for cleaning, always making sure everything is spotless.
A2 She's a maniac when it comes to organizing her schedule, color-coding everything.
B1 The maniac driver sped through the red light, narrowly avoiding a collision.
B2 The maniac scientist was so obsessed with his research that he worked day and night without rest.
C1 The maniacal dictator's reign of terror was finally brought to an end by the rebellion.
C2 The maniacal laughter of the villain echoed through the empty halls, sending shivers down everyone's spines.
formal The maniac was apprehended by the police after a long chase.
informal That maniac really needs to calm down before someone gets hurt.
slang Dude, that guy is a total maniac when he's driving!
figurative Her obsession with perfection turned her into a cleaning maniac.
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