رُغْبَانَةٌ

The [knot called] سَعْدَانَة of a sandal; (K;) i. e. the knot beneath the [appertenance called] شِسْع [which passes through the sole and between two of the toes, and to which the شِرَاكَ, also called زِمَام, is attached]. (TA.)