1. A foundation or sustaining wall of stones thrown together without order, as in deep water or on a soft bottom

1. To form a riprap in or upon

Derived forms: ripraps

Encyclopedia: Riprap

• board
• board foot
• board game
• board measure
• board meeting
• board member
• board of appeals
• board of directors
• board of education
• board of regents
• board of selectmen
• Board of Trade unit
• board of trustees
• board rule
• board up
• boarder
• boarding
• boarding card
• boarding pass
• boarding school
• boardinghouse
• boardroom
• boards
• boardwalk
• boarfish