طن

4 اطنّ الطَّسْتَ ذ He caused the basin of brass or other metal to make a [ ringing, or tinkling, ] sound. (S, K.) ― -b2- And اطنّ سَاقَهُ (S, K) (tropical:) He cut off his shank (S, K, TA) quickly; (TA;) or اطنّ يَدَهُ he made his arm, or hand, to fall off; (so in a copy of the S;) by a stroke [of a sword or the like]; the verb being meant to imitate the sound of the cutting, (S,) or the sound of the limb in its falling; and in like manner one says أَتَنَّهَا [and أَطَرَّهَا] and أَتَرَّهَا, meaning the same. (TA.)