FETTER
fet'-er:
Found only in the plural in both Old Testament and New Testament; fetters of iron (Psalms 105:18; 149:8; so probably Mark 5:4; Luke 8:29) or brass (Judges 16:21; 2 Kings 25:7) were frequently used for securing prisoners.
See CHAIN.
Figurative:
of trouble (Job 36:8).
Bibliography Information Orr, James, M.A., D.D. General Editor. "Entry for 'FETTER'". "International Standard Bible Encyclopedia". 1915.