sprue: Meaning and Definition of

sprue

1. an opening through which molten metal is poured into a mold.
2. the waste metal left in this opening after casting.
2. a channel in a forging die permitting the die to clear that part of the rough piece not being forged.

1. to cut the sprues from (a casting).

sprue

1. a chronic disease, occurring chiefly in the tropics, resulting from malabsorption of nutrients from the small intestine and characterized by diarrhea, ulceration of the mucous membrane of the digestive tract, and a smooth, shining tongue; psilosis.