0 to obtain knowledge of something, or to obtain knowledge of someone's activities, esp. dishonest ones: --
He wondered whether his boss was involved, but he saw no way of finding that out.
I just found out that he was cheating on the test.
How did you find out about the party?
NYA ORD
European
May 10, 2021
DAGENS ORD
Shimmer
find out (something)