n. [ OE. thak, AS. þæc a roof; akin to þeccean to cover, D. dak a roof, dekken to cover, G. dach a roof, decken 8cover, Icel. þak a roof, Sw. tak, Dan. tag, Lith. stōgas, Ir. teagh a house, Gael. teach, tigh, W. ty, L. tegere to cover, toga a toga, Gr. &unr_;, &unr_;, a roof, &unr_; to cover, Skr. sthag. Cf. Deck, Integument, Tile, Toga. ] 1. Straw, rushes, or the like, used for making or covering the roofs of buildings, or of stacks of hay or grain. [ 1913 Webster ]

2. (Bot.) A name in the West Indies for several kinds of palm, the leaves of which are used for thatching. [ 1913 Webster ]

Thatch sparrow, the house sparrow. [ Prov. Eng. ] [ 1913 Webster ]

v. t. [ imp. & p. p. Thatched p. pr. & vb. n. Thatching. ] [ From Thatch, n.: cf. OE. thecchen, AS. &unr_;eccean to cover. ] To cover with, or with a roof of, straw, reeds, or some similar substance; as, to thatch a roof, a stable, or a stack of grain. [ 1913 Webster ]

n. One who thatches. [ 1913 Webster ]

n. 1. The act or art of covering buildings with thatch; so as to keep out rain, snow, etc. [ 1913 Webster ]

2. The materials used for this purpose; thatch. [ 1913 Webster ]