/fas"euh neuhr, fah"seuh-/ , n.
1. any of various devices for fastening.
2. any of various devices, as a snap or hook and eye, for holding together two objects or parts sometimes required to be separate, as two edges or flaps of a piece of clothing.
3. a worker who fastens things together.
[ 1620-30; FASTEN + -ER 1 ]