whippersnapper
\ HWIP-er-snap-er, WIP- \ , noun;
1.an unimportant but offensively presumptuous person, especially a young one.
Quotes:
He had not been eating much lately—he had better get that little whippersnapper who attended Holly to give him a tonic.
-- John Galsworthy, "Indian Summer of a Forsyte," Five Tales , 1918
But, when the time comes, we all of us find that we have very little influence in the matter, and that a wilful whippersnapper of eighteen, even, can peg stones at the family escutcheon at his or her sweet will.
-- Henry Cuyler Bunner, "Mrs. Tom's Spree," Zadoc Pine and Other Stories, 1891
Origin:
Whippersnapper came to English in the mid-1600s and is probably a blend of the earlier terms whipster and snippersnapper .
