1.  whiz(n = noun.person) ace, adept, champion, genius, hotshot, maven, mavin, sensation, star, superstar, virtuoso, whizz, wiz, wizard - someone who is dazzlingly skilled in any field;
is a kind of expert
has particulars: track star

2.  whiz(n = noun.event) - a buzzing or hissing sound as of something traveling rapidly through the air; "he heard the whiz of bullets near his head"
is a kind of sound
Derived form verb whiz₁

   whiz(v = verb.perception) birr, purr, whir, whirr, whizz - make a soft swishing sound; "the motor whirred"; "the car engine purred"
is one way to go, sound
Derived form noun whiz₂
Sample sentences: Something ----s

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

   A hissing and humming sound. [1913 Webster]
"Like the whiz of my crossbow." [1913 Webster]

whiz, n. & v. (also whizz) colloq.
--n.
1 the sound made by the friction of a body moving through the air at great speed.
2 (also wiz) colloq. a person who is remarkable or skilful in some respect (is a whiz at chess).
--v.intr. (whizzed, whizzing) move with or make a whiz.

Idiom:
whiz-bang colloq.
1 a high-velocity shell from a small-calibre gun, whose passage is heard before the gun's report.
2 a jumping kind of firework. whiz-kid colloq. a brilliant or highly successful young person.

Etymology:
imit.: in sense 2 infl. by WIZARD

VB  hiss, buzz, whiz, rustle, fizz, fizzle, wheeze, whistle, snuffle, squash, sneeze, sizzle, swish.