bogey

Bogey is a term with multiple meanings in English. In golf, a bogey denotes a score of one stroke over par on a hole, for example taking five strokes on a par four. A double bogey is two over par, and higher scores include triple bogey and so on.

In folklore, bogey or bogeyman refers to a mythical creature used to frighten children or a generic supernatural being. The term has regional variants such as bogie and boogeyman, and it has entered common usage in many English-speaking countries to describe a scary or mischievous entity.

In aviation and military jargon, a bogey is an unidentified or hostile aircraft detected by radar. Pilots and controllers may use the term to refer to an enemy aircraft, distinguishing it from a planned or friendly target.

In rail transport, bogie (often spelled bogey in British usage) refers to the wheelset and suspension assembly beneath a railway vehicle. A railway car typically contains one or more bogies that allow for stable motion and negotiation of curves.