| FU | a fossilized cast or impression of algae of the order Fucales |
|---|---|
| FU | any of various algae of the family Fucaceae |
| FU | any member of the genus Fucus |
| FU | brown algae seaweed with serrated edges |
| FU | common black rockweed used in preparing kelp and as manure |
| FU | be confusing or perplexing to |
| FU | consume alcohol |
| FU | make stupid with alcohol |
| FU | (slang) very drunk |
| FU | (informal) a bore |
| FU | soft creamy candy |
| FU | avoid or try to avoid fulfilling, answering, or performing (duties, questions, or issues) |