To unlink; to take or come apart.
To muffle the seismic waves of (a nuclear explosion) by performing it underground.
To become untied or loosed.
In the Perl programming language, to undo the process of tying, so that a variable uses default instead of custom functionality.
To resolve; to unfold; to clear.
To loosen, as something interlaced or knotted; to disengage the parts of.
To free from fastening or from restraint; to let loose; to unbind.