| BACKCROSS | • backcross v. (Genetics) To cross a hybrid with one of its parents. • backcross n. (Genetics) The act of crossing a hybrid with one of its parents. • backcross n. (Genetics) An organism produced by such a crossing. |
| BACKSTOPS | • backstops n. Plural of backstop. • backstops v. Third-person singular simple present indicative form of backstop. • back-stops n. Plural of back-stop. |
| BITSTOCKS | • bitstocks n. Plural of bitstock. • BITSTOCK n. a brace on a drill. |
| BOOKCASES | • bookcases n. Plural of bookcase. • BOOKCASE n. furniture for holding books. |
| BOSCHBOKS | • boschboks n. Plural of boschbok. • BOSCHBOK n. (South African) a kind of antelope, the bushbuck, also BOSBOK, BOSHBOK, BUSHBUCK. |
| BUCKSHOTS | • buckshots n. Plural of buckshot. • BUCKSHOT n. a large kind of shot, used in shooting deer. |
| CASEBOOKS | • casebooks n. Plural of casebook. • case-books n. Plural of case-book. • case␣books n. Plural of case book. |
| CASHBOOKS | • cashbooks n. Plural of cashbook. • CASHBOOK n. a book of monetary records. |
| CROSSBUCK | • crossbuck n. A sign consisting of two slats on a pole forming a diagonal cross, usually indicating a level crossing. • CROSSBUCK n. (US) a cross-shaped sign placed at a level crossing to warn motorists. |
| LOBSTICKS | • lobsticks n. Plural of lobstick. • LOBSTICK n. (Canadian) a tree with its lower branches trimmed, also LOPSTICK. |
| MOSSBACKS | • mossbacks n. Plural of mossback. • MOSSBACK n. a person of antiquated views. |
| SLOTBACKS | • slotbacks n. Plural of slotback. • SLOTBACK n. a type of football player. |
| SLOWBACKS | • slowbacks n. Plural of slowback. • SLOWBACK n. (obsolete) a lazy person. |
| SOFTBACKS | • softbacks n. Plural of softback. • SOFTBACK n. a book bound in a flexible paper cover. |
| SUBBLOCKS | • subblocks n. Plural of subblock. • SUBBLOCK n. a subdivision of a block. |
| SUNBLOCKS | • sunblocks n. Plural of sunblock. • SUNBLOCK n. a lotion to protect the skin from the sun. |