- Plant stalks or foliage, such as reeds or palm fronds, used for roofing. (noun)
- Something, such as a thick growth of hair on the head, that resembles thatch. (noun)
- Dead turf, as on a lawn. (noun)
- To cover with or as if with thatch. (verb-transitive)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.