Un·bind v. t. [imp. & p. p. Unbound p. pr. & vb. n. Unbinding.] To remove a band from; to set free from shackles or fastenings; to untie; to unfasten; to loose; as, unbind your fillets; to unbind a prisoner's arms; to unbind a load.
v : untie or unfasten; "unbind the feet of this poor woman"