have met someone before.
期せずして逢った
一度ならず逢った
to meet with a misfortune―fall upon evil days―light upon bad times―A misfortune happens to one―A misfortune befalls one―A shadow falls on one―Fortune frowns on one
逢ったことが無い
よく遭遇する
I chanced upon him―happened upon him.
It is mysterious affinity that has brought us together.
ひどい目に逢った
I had a woeful experience
I had a woeful experience―a hard time of it.
I met you.
I had a dangerous experience
I had a bad bargain.
逢ったことが幾度もある