The story
May be derived from show one's true colors, but referring to showing one's bad behaviour through their anger.
Etymology from Wiktionary, CC BY-SA 4.0.
Today it means: To get angry, to scowl. Full definition →
May be derived from show one's true colors, but referring to showing one's bad behaviour through their anger.
Etymology from Wiktionary, CC BY-SA 4.0.