Ply, Pli, Plies or Plying may refer to:
Common uses
- Ply (layer), typically of paper or wood
- Plywood, made of layers of wood
- Tyre ply, a layer of cords embedded in the rubber of a tire
Places
- Plymouth railway station, England, station code PLY
- Plymouth Municipal Airport (Indiana), IATA airport code PLY
People
- Plies (rapper), American rapper
Arts, entertainment, and media
- Ply (game theory), a turn in game play
- PLY (postnominal), a postnominal for athletes that participate in the Paralympic Games
Computing and technology
- PLY (file format) or Polygon File Format
- PLY (Python Lex-Yacc), a parsing tool for Python
- Plying, a spinning technique to make yarn
Other uses
- Abbreviation of polysexual