1. to bring up or introduce a topic for discussion
2. to pierce or make a hole in something

1. a pointed tool used for making holes

Examples

• She decided to broach the subject of salary during the meeting.
• He was nervous about broaching the topic with his parents.
• The worker used a drill to broach the metal pipe.
• They broached the wine barrel for the celebration.
• The carpenter reached for his broach to make precise holes.
• It’s difficult to broach sensitive subjects with strangers.