2 occurrences in 2 dictionaries
Shackles for the feet. It is said of Joseph that his feet were hurt with fetters. Ps 105:18. They are spoken of as being made of brass and of iron. Jg 16:21; 2Sa 3:34; 2Ki 25:7; Job 36:8; Ps 149:8; Mr 5:4; Lu 8:29.
for he had often been fastened with fetters and chains and had snapped the chains and broken the fetters; and there was no one strong enough to master him,
For he was commanding the foul spirit to get out of the man. For it had often seized him, and though he had been fastened with chains and fetters, and was closely watched, he would snap his bonds and the demon would drive him away to the desert.