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Noun: pileup  'pI(-u)l,úp
  1. Multiple collisions of vehicles
Verb: pile up
  1. Collect in one place, esp. growing to a large number or quantity
    "The work keeps piling up";
    - accumulate, cumulate, conglomerate, gather, amass
     
  2. Arrange into piles or stacks
    "She piled up her books in my living room";
    - heap up, stack up
     
  3. Get or gather together (a large number of something)
    "She piled up a small fortune";
    - roll up, collect, accumulate, amass, compile, hoard

Derived forms: piling up, piled up, piles up, pileups

Type of: collect, collision, garner, gather, hive away, increase, lay in, pull together, put in, salt away, stack away, stash away, store

Encyclopedia: Pileup

Pile up