A birth in which the fetus comes through the birth canal posterior (buttocks), feet or knees first, instead of the more usual head first
Delivery of an infant whose feet or buttocks appear first(synonym) breech delivery, breech presentation
(Geometri) A breech birth is the birth of a baby from a breech presentation, in which the baby exits the pelvis with the buttocks or feet first as opposed to the normal head-first presentation. In breech presentation, fetal heart sounds are heard just above the umblicus
'breech de.livery a birth in which the lower part of a baby's body comes out of its mother first