I. whizz 1 BrE AmE British English , whiz American English /wɪz/ verb [intransitive]
1 . [always + adverb/preposition] informal
a) to move very quickly, often making a sound like something rushing through the air:
An ambulance whizzed past.
I saw a big piece of metal whizzing through the air.
b) to do something very quickly
whizz through
Let’s just whizz through it one more time.
2 . American English spoken to ↑ urinate
II. whizz 2 BrE AmE British English , whiz American English noun
1 . [countable] informal someone who is very fast, intelligent, or skilled in a particular activity:
a math whiz
2 . take a whiz American English spoken to ↑ urinate
3 . [uncountable and countable] informal ↑ amphetamine
⇨ ↑ gee whiz