Found 2 items, similar to whippersnapper.
English → English (WordNet) Definition: whippersnapper whippersnapper n : someone who is unimportant but cheeky and presumptuous [syn: jackanapes, lightweight]
English → English (gcide) Definition: Whippersnapper Whippersnapper \Whip"per*snap`per\, n. A diminutive, insignificant, or presumptuous person. [Colloq.] “Little whippersnappers like you.” --T. Hughes. [1913 Webster]