Definition of layer-out:
(n) :
A single thickness of some material covering a surface.
(n) :
An item of clothing worn under or over another.
(n) :
A (usually) horizontal deposit; a stratum.
(n) :
(computer graphics, by analogy to a stack of transparencies) One in a stack of (initially transparent) drawing surfaces that comprise an image; used to keep elements of an image separate so that they can be modified independently from one another.
(n) :
One of the items in a hierarchy.
(n) :
A person who lays anything, such as tiles or a wager.