whippersnapper

(hwipər snap′ər, wip-)

noun

an insignificant, esp. young, person who appears impertinent or presumptuous

Origin: extended < whip-snapper, one who snaps whips

See whippersnapper in American Heritage Dictionary 4

noun
A person regarded as insignificant and pretentious.

Origin:

Origin: Alteration (influenced by whip)

Origin: of dialectal snippersnapper

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