Definition of "milch cow" [milch cow]

• A cow kept for milking; a dairy cow (noun)
• A cow that produces milk (having had at least one calf) (noun)
• A cash cow (noun)
• A German submarine designed to carry large cargoes of supplies & transfer them to other submarines (noun)

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• "He stole from the Federal Government, at a prodigal increase of salary, its star specialist in livestock breeding, and by similar misconduct he robbed the University of Nebraska of its greatest milch cow professor, and broke the heart of the Dean of the College of Agriculture of the University of California by appropriating Professor Nirdenhammer, the wizard of farm management."