0 to suddenly begin to do something: --
She walked quickly, occasionally breaking into a run (= starting to run).
He felt so happy that he broke into song (= suddenly began to sing).
1 to begin working in a new business or a new area: --
Are there new markets you'd like to break into?
He wanted to break into the advertising business.
NYA ORD
European
May 10, 2021
DAGENS ORD
Shimmer
break into sth