| AEROBRAKINGS | • AEROBRAKING n. using a planet's atmosphere to reduce the speed of a spacecraft. |
| BACKCROSSING | • backcrossing n. (Genetics) The crossing of a hybrid with one of its parents or an individual genetically similar to its parent. • backcrossing v. Present participle of backcross. • BACKCROSS v. to create a cross between a hybrid and a parent. |
| BACKDROPPING | • backdropping v. Present participle of backdrop. • BACKDROP v. to create a background for a stage. |
| BACKSTROKING | • backstroking v. Present participle of backstroke. • BACKSTROKE v. to swim on the back. |
| BOILERMAKING | • boilermaking n. The manufacture of boilers. • BOILERMAKING n. metalworking in heavy industry; plating or welding. |
| BOOKCROSSING | • bookcrossing v. Present participle of bookcross. • bookcrossing n. The practice of leaving a book in a public location to be found and read by others, who then do the same. • BOOKCROSSING n. the practice of leaving a book in a public location to be found and read by others, who then do the same. |
| GAOLBREAKING | • GAOLBREAK v. to break out of gaol, also JAILBREAK. |
| GOLDBRICKING | • goldbricking v. Present participle of goldbrick. • gold-bricking v. Present participle of gold-brick. • gold␣bricking v. Present participle of gold brick. |
| KEYBOARDINGS | • keyboardings n. Plural of keyboarding. • KEYBOARDING n. the process of entering data on a keyboard. |
| KITEBOARDING | • kiteboarding n. A sport in which participants ride a form of wakeboard or surfboard harnessed to a large kite which… • kiteboarding n. A similar sport using a wheeled board on land. • kiteboarding n. A similar sport using a snowboard or ski on snow. |
| KNEEBOARDING | • kneeboarding v. Present participle of kneeboard. • KNEEBOARD v. to ride a kind of short surfboard ridden in a kneeling position. |
| MOCKINGBIRDS | • mockingbirds n. Plural of mockingbird. • mocking␣birds n. Plural of mocking bird. • MOCKINGBIRD n. any of various long-tailed songbirds of the New World family Mimidae, noted for mimicking other birds' calls and other sounds. |
| OVERBOOKINGS | • overbookings n. Plural of overbooking. • OVERBOOKING n. the act of booking more than necessary. |
| PAWNBROKINGS | • PAWNBROKING n. the activity of a pawnbroker. |
| ROADBLOCKING | • roadblocking v. Present participle of roadblock. • ROADBLOCK v. to bar by means of a roadblock. |
| SCRAPBOOKING | • scrapbooking n. The process of making a scrapbook. • scrapbooking v. Present participle of scrapbook. • SCRAPBOOKING n. the practice of keeping cuttings. |
| SHOPBREAKING | • shopbreaking n. The act of breaking into a shop with unlawful intent. • SHOPBREAKING n. the act of breaking into a shop. |
| SKIMBOARDING | • skimboarding n. A form of surfing in shallow water near a beach. • SKIMBOARD v. to use a skimboard. |
| STOCKBROKING | • stockbroking n. The profession of a stockbroker. • STOCKBROKING n. the business of a stockbroker. |
| WAKEBOARDING | • wakeboarding n. (Sports) A water sport where a rider on a small board is towed by a motor boat, attached by a cable. • WAKEBOARDING n. a sport similar to waterskiing in which the participant is towed behind a motorboat while riding on a board like a short surfboard. |