FOUO

acronym meaning "For Official Use Only", meaning the items described as FOUO are not to be used outside of a professional field.

This pamphlet is FOUO.

The tools used by the government for surveillance are FOUO.

by BabsControl June 9, 2010

Fouoble

Pronunciation is Fooble Foo-ble

It’s the word for 10 trillion zeros

There is a fouoble blocks in Minecraft

by Bruhseh July 11, 2019