Definition of peachy keen in US English:

peachy keen

adjective

North American
dated, informal
  • Very satisfactory; fine.

    ‘I'm not saying everything is peachy keen’
    • ‘To get that peachy-keen look, brighten your cheeks with this product.’
    • ‘They're just good people and the label is great and everything's just peachy-keen.’
    • ‘Days like this are for using words like peachy-keen!’
    • ‘That's the hard part, everything was going just peachy-keen when he did a disappearing act.’
    • ‘But now, he had the feeling she wasn't exactly peachy-keen with him.’
    • ‘You made it seem like everything was peachy-keen with you two.’
    • ‘He has called his work ‘a stand against the fiction that everything in this slipping land of ours is peachy-keen.’’
    • ‘At the same time, things aren't really peachy-keen anywhere nowadays.’

Origin

1950s: from peachy (sense 2) + keen (sense 5 of the adjective).

Pronunciation

peachy keen

/ˈpitʃi kin//ˈpēCHē kēn/