What does 真顔 mean?
真顔 is a Japanese noun meaning “serious look (on one's face); straight face” in English. It is written as 真顔 in kanji, まがお in hiragana, and magao in romaji. This word is part of JLPT N1 vocabulary.
Example sentence
彼は真顔で馬鹿げた話をする。
He keeps a straight face while telling a ridiculous story.