Unusual Words Defined: A - Z (Part J)

A continuation of the series.

jiggery-pokery [ˈdʒɪgərɪˈpəʊkərɪ]
n
Informal chiefly Brit dishonest or deceitful behaviour or business; trickery

[Alteration of joukery-pawkery : from Scottish dialect jouk, to dodge (probably from duck) + Scots pawk, trick.]

Definition from freedictionary.com