What is the meaning of Whiz?

To make a whirring or hissing sound, similar to that of an object speeding through the air.

To rush or move swiftly with such a sound.

To throw or spin rapidly.

To urinate.

A whirring or hissing sound (as above).

Someone who is remarkably skilled at something.

An act of urination.

Amphetamine.

Pickpocketing.

Pronunciation spelling of with.

Source: wiktionary.org