break-in

(noun) trespassing for an unlawful purpose; illegal entrance into premises with criminal intent. Synonyms: housebreaking, breaking and entering.

(verb) enter someone's (virtual or real) property in an unauthorized manner, usually with the intent to steal or commit a violent act. Synonyms: break in, break. Examples: "Someone broke in while i was on vacation." "They broke into my car and stole my radio!." "Who broke into my account last night?."

(verb) break into a conversation. Synonyms: chime in, cut in, put in, butt in, chisel in, barge in, break in. Example: "Her husband always chimes in, even when he is not involved in the conversation."

(verb) start in a certain activity, enterprise, or role. Synonyms: break in.

(verb) intrude on uninvited. Synonyms: break in. Example: "The nosy couple broke in on our conversation."

(verb) break so as to fall inward. Synonyms: break in. Example: "He broke in the door."

(verb) make submissive, obedient, or useful. Synonyms: break in, break. Examples: "The horse was tough to break." "I broke in the new intern."