1

riprap

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noun rip·rap \ˈrip-ˌrap\

Definition of riprap

  1. 1 :  a foundation or sustaining wall of stones or chunks of concrete thrown together without order (as in deep water); also :  a layer of this or similar material on an embankment slope to prevent erosion

  2. 2 :  material used for riprap

Origin and Etymology of riprap

obsolete riprap sound of rapping


First Known Use: 1822


2

riprap

verb rip·rap

Definition of riprap

  1. transitive verb
  2. 1 :  to form a riprap in or upon

  3. 2 :  to strengthen or support with a riprap

1837

First Known Use of riprap

1837

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