Pil"ing (?), n. [See Pile a heap.] 1. The act of heaping up.

2. (Iron Manuf.) The process of building up, heating, and working, fagots, or piles, to form bars, etc.

Pil"ing, n. [See Pile a stake.] A series of piles; piles considered collectively; as, the piling of a bridge.

Pug piling, sheet piles connected together at the edges by dovetailed tongues and grooves. -- Sheet piling, a series of piles made of planks or half logs driven edge to edge, -- used to form the walls of cofferdams, etc.