Simple Definition of fasten
: to attach (something) or join (two things or two parts of something) especially by using a pin, nail, etc.
of parts of something : to become attached or joined
: to put something in a position or location in such a way that it will not move
Full Definition of fasten
fas·tenedfas·ten·ing play \ˈfas-niŋ, ˈfa-sən-iŋ\
1 a : to attach especially by pinning, tying, or nailing b : to make fast and secure c : to fix firmly or securely d : to secure against opening
2 : to fix or set steadily <fastened her attention on the main problem>
3 : to take a firm grip with <the dog fastened its teeth in the shoe>
4 a : to attach (oneself) persistently and usually objectionably b : to place forcefully : impose <fastened the blame on the wrong person>
1 : to become fast or fixed
2 a : to take a firm grip or hold b : to focus attention
Examples of fasten
fastening clothes on a clothesline
He fastened the dog's leash to a post and went into the store.
two boards fastened together by nails
a decorative clasp that could be used to fasten a cape or cloak
a shoe that fastens with a buckle
This dress fastens in the back.
She twisted her hair into a bun and fastened it with bobby pins.
Make sure the lid is tightly fastened.
The lock was so damaged it wouldn't fasten.
He fastened his hands on my arm and wouldn't let go.
Origin of fasten
Middle English fastnen, from Old English fæstnian to make fast; akin to Old High German festinōn to make fast, Old English fæst fast
First Known Use: before 12th century
Synonym Discussion of fasten
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