(n.) = dairy cattle. Ex: Rich countries consume 70 percent of the world's food grains, most of which is used to feed beef and dairy cattle. (n.) = dairy cow ; milk-producing cow ; cash cow. Ex: Results suggest that accelerated prepubertal growth may reduce mammary development in grazing dairy cows. Ex: The use of genetically produced growth hormone in milk-producing cows may adversely impact the safety of the milk supply. Ex: As the market matures, star products become cash cows.