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).
Jack /jack/ [1 syll.] as a boys' name is pronounced jak. It is of Old English and Hebrew origin, and the meaning of Jack is God is gracious; he who supplants. Name based on John (Hebrew), or Jacques, the French form of Jacob (Hebrew). The name has a rugged, down-to-earth aura.