an impertinent, presumptuous person, especially a young man; whippersnapper.
an impudent, mischievous child.
Archaic. an ape or monkey.
Origin of jackanapes
1400–50; late Middle English Jakken-apes, literally, jack (i.e., man) of the ape, nickname of William de la Pole (1396–1450), Duke of Suffolk, whose badge was an ape's clog and chain
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for jackanapes
Historical Examples of jackanapes
That if Jackanapes and Lollo were not burdened with him they would undoubtedly escape.
"You're too tall for Lollo, I think," said Jackanapes, measuring his grandfather with his eye.
Jackanapes had had the start of the Postman by nearly ten minutes.
Tony was not enterprising, and Jackanapes led him by the nose.
At the first opportunity Jackanapes stole away again to the common.
British Dictionary definitions for jackanapes
a conceited impertinent person
a mischievous child
archaic a monkey
Word Origin for jackanapes
C16: variant of Jakken-apes, literally: Jack of the ape, nickname of William de la Pole (1396–1450), first Duke of Suffolk, whose badge showed an ape's ball and chain
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Word Origin and History for jackanapes
mid-15c., "a monkey," also "an impertinent, conceited fellow;" apparently from Jack of Naples, but whether this is some specific personification or folk etymology of jack (n.) + ape is unknown. See note in OED.
Online Etymology Dictionary, © 2010 Douglas Harper