Definition of "freakout" []

• A frightening or disorientating experience, especially one that results from the use of a hallucinogenic drug (noun)
• An occurrence of unrestrained or irrational behaviour (noun)

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• "★ 'House' No rating, 1:27, in Japanese A 1977 haunted-house freakout from the Japanese director"
• "★ 'HOUSE' (No rating, 1: 27, in Japanese) A 1977 haunted-house freakout from the Japanese director Nobuhiko Obayashi about seven teenage girls, who, during an increasingly violent and surrealistic trip, encounter a hungry piano and a bouncing severed head."
• "I mean, you recall the freakout when Google wanted to show just ads next to your email."