1. Plant stalks or foliage, such as reeds or palm fronds, used for roofing. 2. Something, such as a thick growth of hair on the head, that resembles thatch. 3. Dead turf, as on a lawn.
TRANSITIVE VERB:
Inflected forms: thatched, thatch·ing, thatch·es To cover with or as if with thatch.
ETYMOLOGY:
Middle English thacche, alteration (influenced by thecchen, thacchen, to thatch, from Old English theccan, to cover) of thak, from Old English thæc. See (s)teg- in Appendix I.