したり顔がお

noun, noun which may take the genitive case particle 'no'

self-satisfied look; triumphant expression

Describes a facial expression of smugness or self-satisfaction, often after achieving something or knowing something others don't.

• 彼かれはしたり顔がおでテストの結けっ果かを見みせた。

  He showed his test results with a self-satisfied look.

• したり顔がおで秘ひ密みつを話はなす。

  To tell a secret with a triumphant expression.