Wiz

a maths wiz

Source: wiktionary

One notorious trick in less reputable corners of the MUD universe is to talk somebody into going into a dark corner of a MUD for some tinysex — dirty talking via computer screen, within character for the MUD, along with explicit posing — a dark corner where some invisible wizzes are hiding.

Source: wiktionary

The wizzes are only the junior grade of the MUD illuminati. The people who attain the senior grade of MUD freemasonry by starting their own MUD, with all due hubris, are known as gods.

Source: wiktionary

I lost interest and stopped playing soon after I wizzed.

Source: wiktionary