'barge in' definitions:

Definition of 'barge in'

(from WordNet)
verb
Enter uninvited; informal; "let's crash the party!" [syn: barge in, crash, gate-crash]
verb
Break into a conversation; "her husband always chimes in, even when he is not involved in the conversation" [syn: chime in, cut in, put in, butt in, chisel in, barge in, break in]

Synonyms of 'barge in'

From: Moby Thesaurus