1. a person who offers unwanted advice or commentary, especially while watching others play cards or games
Usage: informal; from Yiddish
2. a spectator who gives unsolicited comments or suggestions
Usage: informal

Examples

• The kibbitzer kept telling us which cards to play during our poker game.
• Every chess match in the park attracts a few kibbitzers offering advice.
• She’s such a kibbitzer, always commenting on how others should do their work.
• The bridge players asked the kibbitzer to please stay quiet.
• He became an annoying kibbitzer, critiquing every move from the sidelines.
• The kibbitzer’s constant suggestions made the game less enjoyable.