4 occurrences in 4 dictionaries
a thong (Ac 22:25), cord, or strap fastening the sandal on the foot (Isa 5:27; Mr 1:7; Lu 3:16).
The thong fastening the sandal to the foot; from Anglo-Saxon laeccan, to fasten; from whence comes "latch." To unloose it was a slave's office for a great man (Lu 3:16).
The fastening, either by strap or ribbon, of the oriental shoe or sandal. Mentioned as a thing of the least value, and the unloosing of which was accounted a menial act. Ge 14:23; Isa 5:27; Mr 1:7; Lu 3:16; Joh 1:27.