noun
superhero play; playing action heroes
Children's pretend play where they act as superheroes or action heroes, often with dramatic poses and battles.
See also: ごっこ
公園で子どもたちがヒーローごっこをしていた。
The children were playing superheroes in the park.
弟とよくヒーローごっこをして遊んだものだ。
I used to play action heroes with my younger brother.