| Blue Gene | Blue Gene |
| Blue Grass State | Kentucky |
| Blue grenadier | Hoki |
| Blue Grotto | Blå Grottan |
| Blue Hawaii | Blue Hawaii |
| Blue Heelers | Blue Heelers |
| Blue Hen State | Delaware |
| blue jeans | jeans |
| Blue Lagoon | Blå lagunen |
| blue line | blålinje |
| Blue Mountain | Greater Blue Mountains |
| Blue Mountains | Greater Blue Mountains |
| Blue movie | Pornografisk film |
| blue mussel | blåmussla |
| Blue note | Blå toner |
| Blue Penny | Mauritius Post Office-märken |
| Blue Planet | Jorden |
| Blue print | Blå |
| Blue Riband | Atlantens blå band |
| Blue Rock Thrush | Blåtrast |
| Blue rock-thrush | Blåtrast |
| blue screen of death | blåskärm |
| Blue Sky with a White Sun | Taiwans statsvapen |
| blue stone | blå lättbetong |
| blue straggler | blå eftersläntrar |
| blue tit | blåmes |
| Blue Velvet | Blue Velvet |
| Blue Whale | Blåval |
| Blue Wizards | Alatar |
| Blue Öyster Cult | Blue Öyster Cult |
| Blue-and-yellow Macaw | Blågul ara |
| blue-bird | blåhake |
| blue-black | mörkblå |
| Blue-cheeked Bee-eater | Grön biätare |
| blue-chip securities | säkra papper |
| blue-collar worker | fabriksarbetare |
| blue-eyed | blåögd |
| Blue-eyed Cockatoo | Blåögd kakadua |
| blue-green | blågrön |
| blue-green alga | blågrönalger |
| Blue-headed Wagtail | Gulärla |
| blue-pencil | rensa |
| blue-print | blåkopia |
| Blue-ringed octopus | Blåringade bläckfiskar |
| Blue-winged Teal | Blåvingad årta |
| bluebeard | blåskägg |
| bluebell | blåklocka |
| blueberry | blåbär |
| blueberrying | blåbärsplockande |
| bluebird | blåhakesångare |
| bluebottle | blåklint |
| Bluegrass music | Bluegrass |
| Bluegrass State | Kentucky |
| blueing | blåelse |
| bluejeans | jeans |
| blueprint | blåkopia |
| blues | deppighet |
| Blues Brothers | The Blues Brothers |
| Blues Explosion | Blues Explosion |
| Blues for the Red Sun | Blues for the Red Sun |
| Blues Magoos | Blues Magoos |
| Blues-rock | Bluesrock |
| Bluescreen | Bluescreen |
| bluestocking | blåstrumpa |
| bluethroat | blåhake |
| Bluetooth | Bluetooth |
| bluey | blåaktig |
| bluff | rättfram |
| bluffer | bluffmakare |
| bluffness | burdust sätt |
| bluing | blåelse |
| bluish | blåaktig |
| Blumenstein | Blumenstein |
| blunder | misstag |
| blunderbuss | muskedunder |
| blunderer | klåpare |
| blunt | slö |
| bluntly | rakt på sak |
| bluntness | slöhet |
| blur | sudda ut |
| blurb | reklamtext på bokomslag |
| blurred | suddig |
| blurry | suddig |
| blurt | vräka ur sig |
