What does GOO! stand for?

Get Oil Out! (EA)

Gastric Outlet Obstruction - Gastroenterology (DAVI)

Generalized Overhauser Orbitals - Atomic physics

General Overhauser Orbitals (SAUS)

Goldsil Resources Ltd. - Toronto Stock Exchange symbol - Vancouver Stock Exchange symbol

Gone Dau - Language code (ETLW)

Goondiwindi - Australia - Airport symbol (OAG)

Goosecreekite - A zeolite

Gott Brothers, Oviedo, FL - Manufacturer code for watercraft hull identification number (USCG)

Ground Observer Organization (NATG)

Ground Operation Order (NATG)

Group Operations Order - British military (DMA)