What is a grief knot used for in a parlor trick?

It slips or locks depending on arrangement.

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  1. It slips or locks depending on arrangement ✔
  2. It always jams permanently
  3. It joins two ropes securely

Why: The grief knot slips when pulled on standing ends but locks when working ends are twisted.

Huh, didn't know that: The grief knot slips when pulled on standing ends but locks when working ends are twisted.

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Grief knot gives grief or relief!
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References

Answer: It slips or locks depending on arrangement. The grief knot slips when pulled on standing ends but locks when working ends are twisted.

  1. Knot en.wikipedia.org/wiki/Knot
    When pulling on the standing ends the knot starts slipping
    Checked 2026-11-07.

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