Definition
something hemming in, i.e. (objectively) a mound (of besiegers), (abstractly) a siege, (figuratively) distress; or (subjectively) a fastness
Derivation
or מָצוּר; from H6696 (צוּר);
King James Version Usage
besieged, bulwark, defence, fenced, fortress, siege, strong (hold), tower.