| Subject | German | English |
| transp., polit., UN | BLU-Code | Code of Practice for the Safe Loading and Unloading of Bulk Carriers |
| transp., polit., UN | BLU-Code | BLU Code |
| comp., MS | Blu-Ray-Disc | Blu-ray Disc (A high definition optical disc format which uses a smaller focus blue-violet 405 nm laser allowing higher precision and storage density. A competitor to HD DVD) |
| met. | blue annealing | blue annealing |
| med. | blue baby | blue baby |
| pharma. | Blue Box | blue box |
| fin. | Blue Chips | blue chips |
| social.sc. | blue Heaven | blue devils |
| social.sc. | blue Heaven | blue bullets |
| social.sc. | blue Heaven | blue dolls |
| social.sc. | blue Heaven | blue tips |
| social.sc. | blue Heaven | yellow jackets |
| social.sc. | blue Heaven | blue heaven |
| social.sc. | blue Heaven | blue birds |
| agric. | Bluete des Bastard-Safrans | flower of safflower |
| agric. | Bluete des Bastard-Safrans | bastard saffron |
| nat.sc., agric. | Gelbspitze der Bluete | yellow blossom end |
| health. | in Bluete stehende Spitzen | flowering tops |