- An appearance. Show, bloody: Literally, the appearance of blood. The bloody show consists of blood-tinged mucus created by extrusion and passage of the mucous plug that filled the cervical canal (the canal between the vagina and uterus) during pregnancy. The bloody show is a classic sign of impending labor. The same term, bloody show, can be applied to the beginning of menstruation.
* * *1. An appearance. 2. First appearance of blood in beginning menstruation. 3. Sign of impending labor, characterized by the discharge from the vagina of a small amount of blood-tinged mucus representing the extrusion of the mucous plug which has filled the cervical canal during pregnancy. [A.S. sceáwe]
* * *show 'shō n1) a discharge of mucus streaked with blood from the vagina at the onset of labor2) the first appearance of blood in a menstrual period
* * *(sho) 1. a tiny amount or appearance of something. 2. bloody s.
Medical dictionary. 2011.