| BACKBLOCK | • backblock n. (Australia, New Zealand, usually in the plural) A residential area remote from major cities and lacking… • BACKBLOCK adj. (Australian) of the backblocks, remote, sparsely populated country. |
| BLACKBALL | • blackball n. (Countable) A rejection; a vote against admitting someone. • blackball n. (Countable) A black ball used to indicate such a negative vote. • blackball n. (Countable) A kind of large black sweet; a niggerball. |
| BLACKBAND | • blackband n. (Mineralogy) An earthy carbonate of iron containing considerable carbonaceous matter, valuable as an iron ore. • BLACKBAND n. iron ore containing enough coal to calcine it. |
| BLACKBIRD | • blackbird n. A common true thrush, Turdus merula, found in woods and gardens over much of Eurasia, and introduced elsewhere. • blackbird n. A variety of New World birds of the family Icteridae (26 species of icterid bird). • blackbird n. (Slang, derogatory, historical, among slavers and pirates) A native of the South Pacific islands. |
| BLACKBODY | • blackbody n. (Physics) a theoretical body, approximated by a hole in a hollow black sphere, that absorbs all incident… • black␣body n. (Physics) Alternative form of blackbody. • black␣body n. Used other than figuratively or idiomatically: see black, body. |
| BLACKBOYS | • blackboys n. Plural of blackboy. • black␣boys n. Plural of black boy. • BLACKBOY n. an Australian grass tree, aka yacca. |
| BLACKBUCK | • blackbuck n. An Indian antelope, Antilope cervicapra. • BLACKBUCK n. an Indian antelope. |
| BLACKBUTT | • blackbutt n. (Chiefly Australia) Any of several Australian eucalyptus trees with a dark fibrous bark towards the… • BLACKBUTT n. a type of eucalyptus tree. |
| BLESBUCKS | • blesbucks n. Plural of blesbuck. • BLESBUCK n. (South African) a South African antelope, having a large white spot on the forehead, also BLESBOK. |
| BLOCKABLE | • blockable adj. Able to be blocked. • BLOCKABLE adj. that can be blocked. |
| BLOCKBUST | • BLOCKBUST v. to bring about the sale of property in an area by stirring up fears of racial change. |
| BLOWBACKS | • blowbacks n. Plural of blowback. • BLOWBACK n. an escape of gases. |
| BLUEBACKS | • bluebacks n. Plural of blueback. • BLUEBACK n. a kind of trout inhabiting some of the lakes of Maine. |
| BLUEBUCKS | • bluebucks n. Plural of bluebuck. • BLUEBUCK n. an extinct antelope, also BLAUBOK, BLOUBOK. |
| BONEBLACK | • boneblack n. Alternative form of bone black. • bone␣black n. A preparation containing carbonized bone, used as a pigment and a filtering medium. • BONEBLACK n. black residue from the destructive distillation of bones. |
| BOOTBLACK | • bootblack n. (Dated) A shoeshine boy; a person who shines shoes as an occupation. • bootblack v. (Transitive) To shine shoes. • boot-black n. Alternative spelling of bootblack. |
| BUCKYBALL | • buckyball n. (Chemistry, informal) A buckminsterfullerene molecule (C60). • buckyball n. (By extension) The most common types of spheroidal fullerenes, C60 and C70 usually, with additionally… • buckyball n. (By extension) Any spheroidal fullerene, from C20 on upwards. |
| SUBBLOCKS | • subblocks n. Plural of subblock. • SUBBLOCK n. a subdivision of a block. |