burst in
Intermediate (B1)neutral
To come into a room very quickly and suddenly, like you can't wait.
"The detective burst in just as the suspect was about to escape through the back window."
Hear it in context

Weekend plans with the Buckets | Keeping Up Appearances | BBC Comedy Greats
BBC Comedy Greats · 19:30
You can't just burst in.

British Comedy specials (1990 - 1970s) | BBC Comedy Greats
BBC Comedy Greats · 8:20
[laughter] You can't just burst in.

We Found a Giant Structure In Space and We Don’t Know What It Is
Astrum Extra · 47:53
and sudden burst in star formation close by.

How Often do Asteroids Hit the Earth?: Crash Course Geology #20
CrashCourse · 3:50
and it didn't burst in mid-air.

Pewdiepie Joins Us In Cycling Across Japan! | Cyclethon 5 Day 9
CDawgVODs · 530:24
Jelly burst in here and was like Dr.