fas|ten|er
fas|ten|er «FAS uh nuhr, FAHS-», noun.
1. a person who fastens.
2. an attachment, device or the like, used to fasten anything, such as a door, garment, or dog leash;
fastening. A zipper is a fastener. »
Four kinds of…fasteners are regularly used: buttons, hooks and eyes, snaps, and mechanical or slide fasteners (Bernice G. Chambers).
Useful english dictionary.
2012.