Definition of play or act the fool in English:

play (or act) the fool

Behave in a playful or silly way.
More example sentences
  • Have things changed this much, or am I just once again playing the fool by believing him?
  • They were acting the fool and I just caught them in the act of acting the fool.
  • But the film belongs to Clooney, who plays the fool and the charmer with polished, devil-may-care ease.
Synonyms
clown around, fool around, mess around, monkey around, joke
informal horse around
See parent entry: fool

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