DictionarytierKnot fastener
noun

tier

A person or thing that ties knots or bindings.

An experienced fly tier secures each feather with a tight knot.

Etymology

The agent ending forms a name for whoever or whatever ties. This tier is distinct from tier meaning a row or level.

More examples

  • The automatic tier wraps twine around each bundle and knots it.
  • She is the fastest knot tier on our crew.
  • Fly tiers use fine thread to hold the materials in place.

Forms

tier · tiers

tie verb — Fasten something with a knot or binding.

Similar words

knotter
Usually a machine or device that ties knots automatically.
binder
Emphasizes securing materials together, not necessarily by tying knots.