They knew it was a sign of good luck.

Meaning: They believed that the rainbow was a symbol of good fortune.

Choice of Words: Knew means to have information or understanding about something. Sign is something that represents or indicates something else. Good means positive or desirable. Luck is a force that brings favorable or unfavorable events.

Alternative Expressions

Related Expressions

• I knew it would bring me luck and happiness.
• The teacher wished the students good luck for the future.
• I wish on star for good luck.
• Ladybugs landed, bringing good luck to the garden.
• He decided to keep the penny for good luck.
• The coin brought them good luck.
• Clean plate is sign of good meal.
• Apples are a symbol of good luck in many cultures.
• Legends tell of comets bringing good or bad luck.
• She wished upon a shooting star for good luck.