nonbinding

noun

1. the act of fastening, securing, uniting, or the like.
2. anything that binds.
3. the covering within which the leaves of a book are bound.
4. a strip of material that protects or decorates the edge of a tablecloth, rug, etc.
5. Skiing. a mechanical device on a ski, usually made of metal, that fastens the boot securely to the ski.

adjective

6. that binds; restrictive.
7. having power to bind or oblige; obligatory: a binding promise.

noun

1. anything that binds or fastens
2. the covering within which the pages of a book are bound
3. the material or tape used for binding hems, etc

adjective

4. imposing an obligation or dutya binding promise
5. causing hindrance; restrictive

n.mid-13c., verbal noun from bind (v.). Meaning “thing that binds” is from c.1300; “state of being bound” is from late 14c. Meaning “covering of a book” is recorded from 1640s.