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Also available:
World English Dictionary
Dictionnaire Français
pile up
pile up
transitive and intransitive verb
Definition:
1.
amass:
to accumulate rapidly, or accumulate something rapidly, forming a large amount
2.
crash:
to crash vehicles, or collide with other vehicles, starting a chain of collisions
Encarta® World English Dictionary [North American Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
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