1
: having the characteristics of a pettifogger : marked by pettifoggery
this curious combination of the masterfulness of the man of action with the pettifogging lawyer's mind—
G. G. Coulton
2
: having little or no significance or importance : petty, trivial
all the complex pettifogging little quirks of doctrine—
A. J. Cronin
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Merriam-Webster unabridged