To lay upon or over; cover or spread over the surface of: as, cedar overlaid with gold.To burden or encumber; oppress.To lie upon; hence, to smother by lying upon: for overlie.To obscure by covering; cloud; overcast.To span; join the opposite sides of.In printing, to make even or graduate the impression of, on a printing-press, by means of overlays.In printing, to use overlays.n. In printing, a bit of paper accurately cut and pasted on the impression-surface of a printing-press with intent to increase the impression in a place where it is not strong enough.n. In tile-ornamenting (by the process of pressing leaves, laces, or embossed patterns upon the unbaked tiles), a part of a leaf, cutting of lace, etc., which lies over and upon another leaf, cutting, or pattern.n. A second tablecloth laid in various ways over a larger cloth on the table.n. A cravat; a neckcloth.n. Loosely, anything laid over another for protection or ornament.n. In quarrying, the overburden or detrital material which covers the rock in a quarry.