(often used with the preposition "up") To lay or throw into a pile or heap; to heap up; to collect into a mass; to accumulate
They were piling up wood on the wheelbarrow.
To cover with heaps; or in great abundance; to fill or overfill; to load.
We piled the camel with our loads.
To add something to a great number.
(of vehicles) To create a hold-up.
To place (guns, muskets, etc.) together in threes so that they can stand upright, supporting each other.
To drive piles into; to fill with piles; to strengthen with piles.
To give a pile to; to make shaggy.
A structural support comprising a length of wood, steel, or other construction material.
The act of heaping up.
(ironworking) The process of building up, heating, and working fagots or piles to form bars, etc.