ثنى

ثُنْيَانٌ ثني ثنيان The second chief; the person who comes second as a chief; (A'Obeyd, T;) the person who is [ next ] below the سَيِّد, (S, M, K, [in some copies of the K, erroneously, سيل,]) in rank; (S;) as also ↓ ثِنًى (A'Obeyd, T, S, M, K) and ↓ ثُنًى (A'Obeyd, T, S, K) and ↓ ثِنْىٌ: (K:) pl. (of the first, S) ثِنْيَةٌ [which is also a sing., mentioned above]. (S, K.) [See an ex. in a verse cited voce بَدْءٌ.] ― -b2- A man having no judgment nor intelligence, or understanding. (M, K.) ― -b3- Applied to judgment, or an opinion, (M, K,) (tropical:) Wrong, or having a wrong tendency; (M;) bad, corrupt, unsound, or wrong. (K, TA.) -A2- Also a pl. of ثَنِىٌّ [q. v.]. (S, M, &c.)