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A level
A-line
A list
A & M
A.M.
a.m.
A. N. Other
a/o
A-OK
A & P
a.p.
A & P mix
a posteriori
a priori
A & R
A-road
A.S.P.C.A.
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A-OK
A-OK [ ày ō káy ] or A-o·kay [ ày ō káy ]


adjective 
Definition:
 
working perfectly: in excellent condition or working order ( informal )

[Mid-20th century. < all (systems) OK]
Encarta® World English Dictionary [North American Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
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