[also more peachy; most peachy]
1 : like a peach
a peachy pink color
a peachy flavor
2 chiefly US, informal : very good : fine or excellent
That's just peachy with me.
For the first few months of their marriage, everything was peachy.
— often used in an ironic way to describe something that is bad, unpleasant, etc.
“It's starting to rain.” “Oh, that's just peachy! What are we going to do now?”