FGU
| Acronym | Definition |
|---|---|
| FGU | Fantasy Games Unlimited (RPG publisher) |
| FGU | From the Ground Up (Upper Marlboro, MD) |
| FGU | Foreclosing Governmental Unit (Michigan) |
| FGU | Frequency Generator Unit |
| FGU | Fat Guys Unite |
| FGU | Functional Group of Users |
| FGU | Fresno Graphix Unlimited (est. 2011) |
| FGU | FG Universe (Brooklyn, NY) |
| FGU | Fat Girls Unite |