1. good for someone - Adjective
2. good for someone - Interjection
good for someone (comparative better for someone, superlative best for someone)
Used other than figuratively or idiomatically: see good, for.
Eating fruit is good for you.
The litigation is not good for anybody.
An exclamation of encouragement or congratulation.
Synonyms: well done, get you; see also Thesaurus:well done
You got married? Good for you!
The president doesn’t dodge “what if” questions. Good for him!
A politically correct way of dismissing a fact as uninteresting, unimpressive, or irrelevant
Synonym: I don't care
He has a diploma from Harvard? Good for him, he's still not qualified for this job.
Did you know he's dating someone? Good for him!