Ply, Pli, Plies or Plying may refer to: Look up ply in Wiktionary, the free dictionary. Ply (layer), typically of paper or wood Plywood, made of layers of wood Tire ply, a layer of cords embedded in the rubber of a tire Plymouth railway station, England, station code PLY Plymouth Municipal Airport (Indiana), IATA airport code PLY Plies (rapper), American rapper Ply (game theory), a turn in game play PLY (postnominal), a postnominal for athletes that participate in the Paralympic Games PLY (file format) or Polygon File Format PLY (Python Lex-Yacc), a parsing tool for Python Plying, a spinning technique to make yarn This disambiguation page lists articles associated with the title Ply.If an internal link led you here, you may wish to change the link to point directly to the intended article.