munchkin

/muhnch'kin/ [from the squeaky-voiced little people in L. Frank Baum's "The Wizard of Oz"] n. A teenage-or-younger micro enthusiast hacking BASIC or something else equally constricted. A term of mild derision --- munchkins are annoying but some grow up to be hackers after passing through a larval stage. The term urchin is also used. See also wannabee, bitty box.