1) Shoe 2) Shoe with a strap 3) Sling 1) Shoe 
A slingback is a type of woman`s footwear characterized by a strap that crosses behind the heel or ankle. A slingback strap is distinguishable from an ankle-strap in that the latter is a strap that completely encircles the ankle. Slingbacks can be considered a type of sandal and come in a wide variety of styles from casual to dressy, with heel he....
noun a shoe that has a strap that wraps around the heel