chance on phrasal verb

1. (formal) to find or meet somebody/something unexpectedly or by chance
   • ● One day he chanced upon Emma's diary and began reading it.

[TahlilGaran] English Dictionary ▲

chance on
v. To happen to find or meet; find or meet by accident.
On our vacation we chanced upon an interesting antique store.
Mary dropped her ring in the yard, and Mother chanced on it as she was raking.
Synonym: HAPPEN ON.
Compare: RUN INTO.

[TahlilGaran] English Idioms Dictionary ▲