1. something worn or used to change one’s appearance in order to hide one’s identity
2. the act of hiding one’s true identity or nature

1. to change the appearance of someone or something in order to hide their true identity
2. to hide or conceal the true nature of something

Examples

• The spy wore a disguise to avoid being recognized.
• She put on a fake mustache as part of her disguise.
• The actor had to disguise himself for the undercover role.
• He tried to disguise his nervousness with a smile.
• The bitter medicine was disguised with honey.
• Her anger was barely disguised behind polite words.
• The children wore Halloween disguises to trick-or-treat.