This is the term to describe the often unwelcomed and possibly violent and dangerous swing of the boom and sail from one side of the vessel to the other. This is brought about when a boat sailing down wind alters course or when the wind changes direction so that the wind passes from one side of the stern to the other. The term is also now used when referring to negative, unwelcomed remarks about or to another person. A nautical term that has now become part of everyday language
