- (n.) A foundation or sustaining wall of stones thrown together without order, as in deep water or on a soft bottom.
- (v.t.) To form a riprap in or upon.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). riprap. Retrieved September 22, 2026, from http://smartdefine.org/riprap/definitions/2056179 |
| Chicago | Webster's. 2011. "riprap" http://smartdefine.org/riprap/definitions/2056179 (accessed September 22, 2026). |
| Harvard | Webster's 2011, riprap, Smart Define, viewed 22 September, 2026, <http://smartdefine.org/riprap/definitions/2056179>. |
| MLA | Webster's. "riprap" 28 May 2011. Web. 22 September 2026. <http://smartdefine.org/riprap/definitions/2056179> |