The Collaborative International Dictionary
Whiz \Whiz\, v. i. [imp. & p. p. Whizzed; p. pr. & vb. n. Whizzing.] [Of imitative origin. ???. Cf. Whistle, and Hiss.] To make a humming or hissing sound, like an arrow or ball flying through the air; to fly or move swiftly with a sharp hissing or whistling sound. [Written also whizz.]
It flew, and whizzing, cut the liquid way.
--Dryden.
Wiktionary
WordNet
See whiz
n. someone who is dazzlingly skilled in any field [syn: ace, adept, champion, sensation, maven, mavin, virtuoso, genius, hotshot, star, superstar, whizz, wizard, wiz]
a buzzing or hissing sound as of something traveling rapidly through the air; "he heard the whiz of bullets near his head"
v. make a soft swishing sound; "the motor whirred"; "the car engine purred" [syn: whizz, whirr, whir, birr, purr]