[Idiom] SHOW TRUE COLORS. - Discovering the Truth Behind the Mask

Reveal one’s true self.

The idiom "show true colors" refers to revealing one's genuine character, often after a period during which the true nature was hidden. The phrase originates from naval history, when ships would identify their country by their flag ("colors") during wartime. "Showing true colors" means to display one’s true intentions or personality, often in a context where behavior contradicts someone's previously held facade.

Example Sentences

1. He showed his true colors when he refused to help his friend in need.

   He revealed his true character by not helping his friend in need.

2. Initially, she seemed cooperative, but she showed her true colors when she began undermining her teammates.

   She initially appeared helpful but revealed her true character by sabotaging her teammates.

3. During the crisis, the leader showed his true colors by stepping up and making tough decisions that benefited everyone.

   The leader revealed his true character by making tough decisions during the crisis that benefited everyone.