| FU | without water |
|---|---|
| FU | gestated for the entire duration of normal pregnancy |
| FU | for the entire time appropriate to an activity |
| FU | for the standard number of hours |
| FU | rectifier that converts the negative half wave of an alternating current into a positive half wave |
| FU | the position of a back on a football team |
| FU | (football) the running back who plays the fullback position on the offensive team |
| FU | play the fullback, in football |
| FU | a workman who fulls (cleans and thickens) freshly woven cloth for a living |
| FU | United States architect who invented the geodesic dome (1895-1983) |
| FU | an absorbent soil resembling clay |
| FU | similar to the common teasel and similarly used |