Pile may refer to: Pile foundation, type of deep foundation Pile (textile), fabric with raised surface made of upright loops or strands of yarn Carpet pile Nuclear pile, early term for a nuclear reactor, typically one constructed of graphite Pile, an ordinary in hearaldry, a downward-pointing triangle Voltaic pile, first modern electric battery General Sir Frederick Alfred Pile, 2nd Baronet Pile (data structure) Piles can refer to: a common name for hemorrhoids Piles, Valencia, munici… (More on Piles)