1. (n.)thatch Also, thatching. a material, as straw, rushes, leaves, or the like, used to cover roofs, grain stacks, etc.
2. thatch a covering of such a material.
3. thatch any of various palms having leaves used for thatch.
4. thatch something resembling thatch on a roof, esp. thick hair covering the head.
5. thatch a matted layer of dead vegetation at the base of plantings.
6. (v.t.)thatch to cover with or as if with thatch.
7. thatch to remove thatch from (a lawn, etc.); dethatch.
Etymology: (bef. 900; (v.) ME thacchen, var. (with a from n.) of thecchen, OE theccan to cover, hide )
Definition of 'thatch'
Princeton's WordNet
1. (noun)thatch hair resembling thatched roofing material
2. (noun)thatch plant stalks used as roofing material
3. (noun)Teach, Edward Teach, Thatch, Edward Thatch, Blackbeard an English pirate who operated in the Caribbean and off the Atlantic coast of North America (died in 1718)
4. (verb)thatch, thatched roof a house roof made with a plant material (as straw)
5. (verb)thatch cover with thatch "thatch the roofs"
Definition of 'thatch'
Webster Dictionary
1. (noun)thatch straw, rushes, or the like, used for making or covering the roofs of buildings, or of stacks of hay or grain
2. (noun)thatch a name in the West Indies for several kinds of palm, the leaves of which are used for thatching
3. (noun)thatch 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
Definitions of thatch 
Afrikaans: grasdak, strooi
Arabic: سَقْفٌ من القَش
Bulgarian: сламен/тръстиков материал
Brazilian: colmo
Czech: došková krytina
German: das Dachstroh
Danish: strå
Greek: αχυροσκεπή
Spanish: paja
Estonian: katuseõled
Farsi: پوشال؛ گالی
Finnish: oljet
French: chaume
Hebrew: סְכַך
Hindi: छप्पर
Croatian: krovina, slama
Hungarian: zsúptető
Indonesian: rumbia
Icelandic: strá, hálmur
Italian: paglia
Japanese: ふきわら
Korean: 지붕 이는 재료, 이엉
Lithuanian: šiaudai, nendrės
Latvian: (salmu, niedru) jumta klā
Malay: jerami
Dutch: riet
Norwegian: strå-/halmtak
Polish: strzecha
Portuguese: colmo
Romanian: paie; stuf
Russian: солома, тростник (для кро
Slovak: otiepok slamy upravený ak
Slovenian: slama
Serbian: trska
Swedish: taktäckning
Thai: หลังคาใบจาก
Turkish: saptan/sazdan damörtüsü
Taiwanese: 蓋屋頂的材料(茅草等)
Ukrainian: солома, очерет
Urdu: گھاس پھونس
Vietnamese: mái che
Chinese: 盖屋顶的材料（茅草等）
