underhandedly Meaning, Definition & Usage

  1. adverb slyly and secretly
    underhand.
    • Mean revenge, committed underhand"- John Donne
    • oldline aristocratic diplomats underhandedly undermined the attempt...to align Germany with the Western democracies"- C.G.Bowers

WordNet


Un"der*hand`ed*ly adverb
Definitions
  1. In an underhand manner.

Webster 1913