The Collaborative International Dictionary of English v.0.48:

Belie \Be*lie"\, v. t. [imp. & p. p. Belied; p. pr. & vb. n.
   Belying.] [OE. bilien, bili?en, AS. bele['o]gan; pref. be-
   + le['o]gan to lie. See Lie, n.]
   1. To show to be false; to convict of, or charge with,
      falsehood.
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            Their trembling hearts belie their boastful tongues.
                                                  --Dryden.
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   2. To give a false representation or account of.
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            Should I do so, I should belie my thoughts. --Shak.
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   3. To tell lie about; to calumniate; to slander.
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            Thou dost belie him, Percy, thou dost belie him.
                                                  --Shak.
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   4. To mimic; to counterfeit. [Obs.] --Dryden.
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   5. To fill with lies. [Obs.] "The breath of slander doth
      belie all corners of the world." --Shak.
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