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The Collaborative International Dictionary of English v.0.48 (gcide)

O \O\ ([=o]), n.; pl. {O's} or {Oes} ([=o]z).
1. The letter O, or its sound. "Mouthing out his hollow oes
and aes." --Tennyson.
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2. Something shaped like the letter O; a circle or oval.
"This wooden O [Globe Theater]". --Shak.
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3. A cipher; zero. [R.]
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Thou art an O without a figure. --Shak.
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