Sc. and north. dial. Also smoodge. [Of obscure origin; connection with G. dial. schmutzen (MHG. smutzen) to smile, is very doubtful, but cf. next and SMOUCH v.1] intr. To laugh quietly or to oneself.

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1808.  Jamieson, To Smue, or Smudge, to laugh in one’s sleeve, to laugh in a clandestine way. Loth[ian].

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1823.  Blackw. Mag., March, 312. Ye needna smudge and laugh at me now.

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1828.  Moir, Mansie Wauch, xvii. Arm-and-arm together, smoodging and laughing like daft.

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1861.  R. Quinn, Heather Lintie (1863), 96. Weel may he smudge within his sleeve At our attempts his snares tae leave.

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