1
general::
Enter rudely or abruptly, intrude. For example, Her mother never knocks but just barges in. The term is Also put as barge into or barge in on to mean interrupt, as in Who asked you to barge into our conversation? These phrases use to barge in the sense of "bump into" or "knock against," which may allude to the propensity of these clumsy vessels to collide with other craft. [Late 1800s]
American Heritage Idioms
2
general::
Phrase(s): barge in(to some place)
Fig. to go or come rudely into some place. (See also barge into someone or something.) • He just barged right in without knocking. • Don’t barge in like that, without letting us know you’re here!, Phrase(s): barge in (on someone or something)
Fig. to break in on someone or something; to interrupt someone or something. • Oh! I’m sorry. I didn’t mean to barge in on you. • They barged in on the church service and caused a commotion. • Please don’t interrupt me! You can’t just barge in like that!
McGrawhill's American Idioms And Phrasal Verbs