| BACKCOURTS | • backcourts n. Plural of backcourt. • BACKCOURT n. in lawn tennis, that part of the court lying behind the service line. |
| 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. |
| BUCKTHORNS | • buckthorns n. Plural of buckthorn. • BUCKTHORN n. a shrub of the Rhamnus genus. |
| BUTTSTOCKS | • buttstocks n. Plural of buttstock. • BUTTSTOCK n. the stock of a firearm in the rear of the breech mechanism. |
| COUNTBACKS | • countbacks n. Plural of countback. • COUNTBACK n. a system of deciding the winner of a tied competition by comparing earlier points or scores. |
| GUESTBOOKS | • guestbooks n. Plural of guestbook. • guest␣books n. Plural of guest book. • GUESTBOOK n. a book in a museum, hotel etc. in which a visitor can comment on his or her visit to that place. |
| KEYBUTTONS | • keybuttons n. Plural of keybutton. • KEYBUTTON n. a key on a typewriter. |
| KICKABOUTS | • kickabouts n. Plural of kickabout. • KICKABOUT n. an informal game of football, also KICKAROUND. |
| LEUKOBLAST | • leukoblast n. An immature leukocyte. • LEUKOBLAST n. an immature leukocyte, also LEUCOBLAST. |
| OUTBACKERS | • outbackers n. Plural of outbacker. • OUTBACKER n. one who lives in the outback. |
| ROCKBURSTS | • rockbursts n. Plural of rockburst. • ROCKBURST n. a sudden, violent rupture or collapse of highly stressed rock in a mine. |
| SUBNETWORK | • subnetwork n. A subsection of a network. • SUBNETWORK n. a subdivision of a network. • SUBNETWORK v. to use a subnetwork. |
| TOUCHBACKS | • touchbacks n. Plural of touchback. • TOUCHBACK n. a play in which the ball is dead on or behind a team's own goal line, having been put across the line by an opponent but actually put down by a member of that team. |
| WALKABOUTS | • walkabouts n. Plural of walkabout. • WALKABOUT n. (Australian) a period of wandering in the bush by an Australian Aborigine. |