More on Play the Deuce from Infoplease:

• Play the Deuce - Play the Deuce The Irish say, Play the pooka. Pooka or Pouke is an evil spirit in the form of a ...
• Deuce - Deuce The Kelts called wood-demons dus. (Compare the Latin deus.) “In the popular mythology ...
• Drac - Drac A sort of fairy in human form, whose abode is the caverns of rivers. Sometimes these dracs ...
• Dictionary of Phrase and Fable: P - Definitions, origins, and illustrative excerpts for words, phases, and literary allusions starting with "P"