Definition of "stumper" []

• One who stumps, or speaks, or orates, as a politician. (noun)
• A difficult puzzle or problem. (noun)
• A boastful person. (noun)

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• "He's got every bit as much raw brain power as Bill Clinton, and, I would argue, more skill as a speaker and "stumper" than Bill had as a candidate."
• "That was a "stumper" for the poor woman, who evidently did not understand one-half of the sentence."
• "That was a 'stumper' for the poor woman, who evidently did not understand one half of the sentence."