Definition of underdo

  1. intransitive verb
  2. :  to do less than one can or than is requisite or proper

  3. transitive verb
  4. 1 :  to do less thoroughly than one can or should; especially :  to cook (as meat) rare

  5. 2 obsolete :  underact

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Origin and Etymology of underdo

1under + do

Seen and Heard

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a rounded knoll or a ridge of ice

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