Definition of "importunacy" [im•por•tu•na•cy]

• The quality of being importunate. (noun)
• Constant demanding and pressure; importunity. (noun)

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• "Mr. Brisbane pushes his doctrine with all the force of memory, talent, honest faith, and importunacy."
• "We confide that Mr. Lincoln is in earnest, and, as he has been slow in making up his mind, has resisted the importunacy of parties and of events to the latest moment, he will be as absolute in his adhesion."
• "No doubt slavery was the most delicate and embarrassing question with which Mr. Lincoln was called on to deal, and it was one which no man in his position, whatever his opinions, could evade; for, though he might withstand the clamor of partisans, he must sooner or later yield to the persistent importunacy of circumstances, which thrust the problem upon him at every turn and in every shape."