barge in

listen to the pronunciation of barge in
İngilizce - Türkçe
İngilizce - İngilizce
To intrude; to enter or interrupt suddenly and without invitation

What makes you think you can just barge in and make demands of the CEO?.

break into a conversation; "her husband always chimes in, even when he is not involved in the conversation"
If you barge in or barge in on someone, you rudely interrupt what they are doing or saying. I'm sorry to barge in like this, but I have a problem I hope you can solve
intrude, burst in, interrupt rudely
enter uninvited; informal; "let's crash the party!"
enter uninvited; informal; "let's crash the party!
barge in