red in the face
01
顔を真っ赤にする, 恥ずかしい
feeling severely ashamed or embarrassed
例
He was red in the face after forgetting his lines on stage.
舞台でセリフを忘れて顔が真っ赤になった。
02
having a flushed complexion due to physical exertion
例
After running the marathon, she was panting and red in the face.
