The Collaborative International Dictionary of English v.0.48:

Inch \Inch\, v. t. [imp. & p. p. Inched; p. pr. & vb. n.
   Inching.]
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   1. To drive by inches, or small degrees. [R.]
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            He gets too far into the soldier's grace
            And inches out my master.             --Dryden.
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   2. To deal out by inches; to give sparingly. [R.]
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The Collaborative International Dictionary of English v.0.48:

Inched \Inched\, a.
   Having or measuring (so many) inches; as, a four-inched
   bridge. --Shak.
   [1913 Webster]