Rip Rap. Definition: Riprap â also known as rip rap, rubble, shot rock or rock armour â is rock or other material used to armor shorelines, streambeds, bridge abutments, pilings and other shoreline structures against scour, water or ice erosion.
Zach's name origin is Hebrew, and the meaning of the name Zach is the Lord recalled. Zach is an alternate spelling of Zachariah (Hebrew): variation of Zechariah. Zach is also a derivative of Zachary (Hebrew).
Zach Herron. Zach Herron is a  16 year old rising star from Dallas, Texas who is already capturing the hearts of young girls around the world. He has emerged as a pop artist/singer songwriter who has been featured on many popular Instagram pages for singers, resulting in a significant social media following.