Definition of screeds:
(n) :
A piece of writing (such as an article, letter, or list) or a speech, especially if long.
(n) :
(by extension) A speech or piece of writing which contains angry and extended criticism.
(n) :
Chiefly in the plural form screeds: a large quantity.
(n) :
A tool, usually a long strip of wood or other material, placed on a floor to be covered with concrete, a wall to be plastered, etc., as a guide for producing a smooth, flat surface.
(n) :
A tool such as a long strip of wood or other material which is drawn over a wet layer of concrete, plaster, etc., to make it smooth and flat; also, a machine that achieves this effect; a screeder.
(n) :
A smooth, flat layer of concrete, plaster, or similar material, especially if acting as a base for paving stones, tiles, wooden planks, etc.