go (as) red as a beet
To redden in the face (blush), as due to anger, embarrassment, strain, etc. Primarily heard in US. She goes red as a beet whenever her crush starts talking to her. I went as red as a beet when the boss chastised me in front of the entire office. Are you sure you don't need help carrying that? Your face has gone as red as a beet!
Farlex Dictionary of Idioms. © 2024 Farlex, Inc, all rights reserved.