| BACKBURNED | • backburned v. Simple past tense and past participle of backburn. • BACKBURN v. to set a fire in order to halt the spread of another fire. |
| BLACKBUCKS | • blackbucks n. Plural of blackbuck. • BLACKBUCK n. an Indian antelope. |
| BLACKBUTTS | • blackbutts n. Plural of blackbutt. • BLACKBUTT n. a type of eucalyptus tree. |
| BLOCKBUSTS | • BLOCKBUST v. to bring about the sale of property in an area by stirring up fears of racial change. |
| BONKBUSTER | • bonkbuster n. (Slang) a popular novel involving frequent explicit sexual encounters, normally in a contemporary setting. • BONKBUSTER n. a work of popular fiction centering on erotic encounters. |
| BRUSHBACKS | • brushbacks n. Plural of brushback. • BRUSHBACK n. a fastball intentionally thrown near the batter's head or body. |
| BUCKBOARDS | • buckboards n. Plural of buckboard. • BUCKBOARD n. a light horse-drawn vehicle consisting of a flexible board on four wheels, with a two-person seat. |
| BUCKYBALLS | • buckyballs n. Plural of buckyball. • BUCKYBALL n. a ball-shaped molecule containing 60 carbon atoms. |
| BUCKYTUBES | • buckytubes n. Plural of buckytube. • BUCKYTUBE n. a tube of carbon atoms. |
| KIBBUTZNIK | • kibbutznik n. A member of a kibbutz. • KIBBUTZNIK n. (Hebrew) a person who lives or works on a kibbutz. |
| KNUBBLIEST | • KNUBBLY adj. having little lumps, also NUBBY, KNUBBY. |
| RUBBERLIKE | • rubberlike adj. Having the characteristics of rubber. • RUBBERLIKE adj. like rubber. |
| RUBBERNECK | • rubberneck n. Someone who engages in rubbernecking, or turning and staring. • rubberneck n. (US, obsolete) A tourist. • rubberneck n. Someone or something with a flexible neck. |
| RUBBLEWORK | • rubblework n. A form of masonry made of large stones loosely thrown together and then optionally grouted. • RUBBLEWORK n. coarse masonry. |