'Fastener' definitions:

Definition of 'fastener'

From: WordNet
noun
A person who fastens or makes fast; "he found the door fastened and wondered who the fastener was"
noun
Restraint that attaches to something or holds something in place [syn: fastener, fastening, holdfast, fixing]

Definition of 'Fastener'

From: GCIDE
  • Fastener \Fas"ten*er\, n. One who, or that which, makes fast or firm. [1913 Webster]