Hi, Ardith Hinton! ->Dan Cross!
I read your message from 04.02.2020 00:14

 AH> My CANADIAN OXFORD says it is an "exclamation of approval towards a
 AH> person"... and IMHO it could include something a person has said or
 AH> done which seems exactly right under the circumstances. If their
 AH> behaviour is out of the ordinary &/or requires a bit of risk-
 AH> taking, that adds some weight AFAIC. :-)

May be the speaker's intonation is important. Can I say it scornfully to my
wife when she cooked something badly, "Good for you!" ;-)

Bye, Ardith!
Alexander Koryagin
english_tutor 2020

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