v.

1. enter someone's property in an unauthorized manner, usually with the intent to steal or commit a violent act;
   break
   
   • Someone broke in while I was on vacation
   • They broke into my car and stole my radio!
2. break into a conversation;
   chime in, cut in, put in, butt in, chisel in, barge in
   
   • her husband always chimes in, even when he is not involved in the conversation
3. start in a certain activity, enterprise, or role
4. intrude on uninvited
   
   • The nosy couple broke in on our conversation
5. break so as to call inward
   
   • He broke in the door
6. make submissive, obedient, or useful;
   break
   
   • The horse was tough to break
   • I broke in the new intern