1. in golf, a second chance to play a shot, especially from the first tee
Usage: informal; golf
2. a second chance or opportunity to do something over
Usage: informal

Examples

• The golfer asked for a mulligan after his first drive went into the water.
• Our golf group allows one mulligan per round.
• Can I get a mulligan on that presentation?
• The teacher gave the class a mulligan on the quiz.
• He hoped for a mulligan after making such a poor first impression.
• The company offered employees a mulligan on their performance reviews.