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Also available:
World English Dictionary
Dictionnaire Français
block up
block up
transitive and intransitive verb
Definition:
make or become obstructed:
to prevent movement through something by filling in all the space, or become completely obstructed
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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