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.]

[1913 Webster]

It flew, and whizzing, cut the liquid way. --Dryden. [1913 Webster]

Source: The Collaborative International Dictionary of English v.0.48
 

Whiz \Whiz\, n. A hissing and humming sound. [1913 Webster]

Like the whiz of my crossbow. --Coleridge. [1913 Webster]

Source: The Collaborative International Dictionary of English v.0.48
 

143 Moby Thesaurus words for "whiz": ace, adept, assibilate, assibilation, ball the jack, barrel, beaut, birr, bombilate, bombinate, boom, bowl along, breeze, breeze along, brush, bullet, bum, burr, buzz, clip, corker, crackerjack, cut along, dab, dabster, daisy, dandy, darb, dilly, dream, drone, dust, effervesce, effervescence, effervescing, first-rater, fizz, fizzle, fizzling, fleet, flit, fly, fly low, foot, frication, frictional rustling, genius, go fast, good hand, great, highball, hiss, hissing, honey, hum, humdinger, hush, hushing, killer-diller, knockout, lisp, lollapaloosa, lulu, magician, mahatma, make knots, man of genius, master, master hand, mastermind, nip, outstrip the wind, past master, peach, pip, pippin, pour it on, practiced hand, prodigy, professional, purr, rhonchus, rip, sage, scorch, shush, shushing, sibilance, sibilate, sibilation, siffle, sigmatism, siss, sissing, sizz, sizzle, sizzling, skilled hand, skim, sneeze, sneezing, sniff, sniffle, snore, snort, snuff, snuffle, speed, spit, splutter, sputter, squash, squelch, squish, star, sternutation, stertor, storm along, superstar, sweep, sweetheart, swish, tear, tear along, the nuts, thrum, thunder along, topnotcher, virtuoso, wheeze, whir, whirl, whish, whisk, whisper, whistle, whistling, white noise, whoosh, wizard, zing, zip, zoom

Source: Moby Thesaurus II by Grady Ward, 1.0
 

whiz

Source: WordNet (r) 2.0
 

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.

Source: Webster's Revised Unabridged Dictionary (1913)
 

Whiz \Whiz\, n. A hissing and humming sound.

Like the whiz of my crossbow. --Coleridge.

Source: Webster's Revised Unabridged Dictionary (1913)