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| chaff [ chaf ] |
noun |
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1. seed coverings removed by threshing: the dry coverings bracts of grains and other grass seeds that are separated by the process of threshing. When cereal crops are harvested mechanically, chaff is removed by the combine harvester and deposited with the straw in the field.
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2. strips of metal to obstruct radar: glass fibers or silvered nylon filaments dispersed into the air as an antiradar measure
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3. worthless thing: something that is worthless or irrelevant
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| [ Old English ceaf< Germanic] |
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 chaf·fy adjective |
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