1. resembling or characteristic of a buffoon; clownish, silly, or absurdly comical in a crude or offensive way
Usage: often implies behavior that is foolish or undignified

Examples

• His buffoonish antics during the meeting made it hard for anyone to take him seriously.
• The comedian's buffoonish humor relied on exaggerated physical comedy and pratfalls.
• She found his buffoonish behavior embarrassing and refused to go out with him again.
• The actor played the role with buffoonish charm, making the audience laugh despite the character's foolishness.
• His buffoonish remarks about the serious topic were inappropriate and offensive.
• The buffoonish clown entertained the children with silly jokes and oversized props.