[1] : The Collaborative International Dictionary of English v.0.48

peachy \peach"y\ p=ech"y^, a.
   resembling a peach or peaches.
   1913 webster peacoat

[2] : WordNet (r) 2.0

peachy
     adj : very good; "he did a bully job"; "a neat sports car"; "had a
           great time at the party"; "you look simply smashing"
           syn: bang-up, bully, corking, cracking, dandy,
            great, groovy, keen, neat, nifty, not
           badp, slap-up, swell, smashing
     also: peachiest, peachier
see also:
bang-up bully corking cracking dandy great 
groovy keen neat nifty not badp 
slap-up swell smashing peachiest peachier 

[3] : Moby Thesaurus II by Grady Ward, 1.0

58 moby thesaurus words for "peachy":
   ok, ace-high, bad, bang-up, bonzer, boss, bully, but good, cool,
   corking, crackerjack, dandy, delicious, divine, downy, ducky, fab,
   feathery, fine and dandy, flossy, fluffy, furry, fuzzy, gear,
   glorious, great, groovy, heavy, hirsute, hot, hunky-dory, jam-up,
   just dandy, keen, marvy, mean, nappy, neat, nifty, nobby, okay,
   out of sight, peachy-keen, pinnate, ripping, rum, scrumptious,
   slap-up, smashing, solid, something else, spiffing, spiffy,
   stunning, swell, tough, velvety, wizard

Peachy >> P Words
Peachy, definition of term: Peachy
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