Definition of happy for
: to be glad about (someone's luck or accomplishment) It's great that he won the scholarship. I'm very happy for him.
Word by Word Definitions
: favored by luck or fortune : fortunate
: notably fitting, effective, or well adapted : felicitous
: enjoying or characterized by well-being and contentment
Seen and Heard
What made you want to look up happy for? Please tell us where you read or heard it (including the quote, if possible).