Word Origin for rip-rap
Examples from the Web for rip-rap
When the shield had traveled 25 ft. through the rip-rap, the piles which support the bulkhead were met.
Want to rip-rap the outer edge of this water hole, so the bank will not cave in and undo all our work!The Pony Rider Boys in New Mexico|Frank Gee Patchin
The heavy masonry bulkhead was supported on piles and rip-rap, as shown in Fig. 18.