sportsherald. 2 votes Vote for this answer. Another name for a wing dam is a groyne: 'River groynes (spur dykes, wing dykes, or wing dams) are often constructed nearly perpendicular to the riverbanks, beginning at a riverbank with a root and ending at the regulation line with a head.
The foreskin (also known as the prepuce) is a portion of skin on the penis that covers and protects the tip of the penis, also known as the glans. It can be a tough world for a glans -- there's abrasion from undergarments, cold winter weather and dry air.
the head of the penis is called the glans the foreskin is also called the prepuce it is attached under the pee hole or meatus by a y shaped piece of skin called the fraenulum or frenulum the frenulum is similar in structure to the one under the tongue and has an important sexual function