noun
: a thin metal shell or liner inserted into the force-feed shell of a grain drill to decrease the rate of planting of small seeds (as flaxseed)
noun
: a thin metal shell or liner inserted into the force-feed shell of a grain drill to decrease the rate of planting of small seeds (as flaxseed)
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012