fastening
/ˈfɑːsənɪŋ/ noun C2- A hook or similar restraint used to fasten things together; fastener.
Plural fastenings
From the library
He spread out his hood more than ever, and Rikki-tikki saw the spectacle-mark on the back of it that looks exactly like the eye part of a hook-and-eye fastening.
Once more the tinsmith came to my help and made me a body of tin, fastening my tin arms and legs and head to it, by means of joints, so that I could move around as well as ever.
Well, Pompey, you may not be fast, but I expect you will be too fast for a couple of middle-aged London gentlemen, so I will take the liberty of fastening this leather leash to your collar.
I passed in and she swiftly followed, fastening the door behind her.
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