| Subject | English | German |
| tech. | attract fluff | verflusen |
| brit. | bum fluff downy beard of adolescent boys | Popoflaum |
| brit. | bum fluff downy beard of adolescent boys | Flaum |
| entomol. | chicken fluff louse | Federling (Menopon gallinae) |
| entomol. | chicken fluff louse | Schaftlaus (Menopon gallinae) |
| gen. | down fluff | Flaum |
| industr., construct. | fluff ball | Flusen |
| environ. | fluff - light fraction from metal shredding | Rückstände aus der Abwrackung von Kraftfahrzeugen leichtes Mahlgut: Plüsch, Stoff, Kunststoffabfälle ... |
| industr., construct. | fluff pulp | Fluffstoff |
| industr., construct. | fluff pulp | Flockenzellstoff |
| tech. | free from fluff | flusenfrei |
| gen. | He gives him the fluff | Er weist ihn ab |
| gen. | make fluff | fusseln |
| tech. | pick up fluff | verflusen |
| gen. | pieces of fluff | Fusseln |