2. (Anat.) The fold of membrane loaded with fat, which covers
more or less of the intestines in mammals; the great
omentum. See {Omentum}.
The caul serves for the warming of the lower belly.
--Ray.
3. A part of the amnion, one of the membranes enveloping the
fetus, which sometimes is round the head of a child at its
birth.
It is deemed lucky to be with a caul or membrane
over the face. This caul is esteemed an infallible
preservative against drowning . . . According to
Chysostom, the midwives frequently sold it for magic
uses. --Grose.
I was born with a caul, which was advertised for
sale, in the newspapers, at the low price of fifteen
guineas. --Dickens.