from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. Crafty, unfair, or underhand dealing; trickery.

from the GNU version of the Collaborative International Dictionary of English

  • n. Crafty, unfair, or underhand dealing; unfair practice; trickery.

from The Century Dictionary and Cyclopedia

  • n. Clandestine dealing; artifice.


under- +‎ dealing (Wiktionary)


  • "Now, then, Blunt," said Sir James, turning to the bachelor, "tell me all the ins and outs of this business without any more underdealing."

    Men of Iron


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