Riprap is a 6 letter English word. It's valid Scrabble word worth 10 points. It's valid Words with friends word worth 12 points.
You can make 47 anagrams from letters in riprap (aipprr).
First recorded in 1570-80; gradational reduplication of rap1
The outer slope is protected with riprap, composed of large bowlders.
The riprap was merely a skin on each face, with loose spawls mixed with the earth.
riprap holds dissolving banks, and overhanging trees are cut away.
The shore below the landing is a line of broken, ragged, slimy rocks, as if they had been dumped there for a riprap wall.