unwind the stack

vi. 1. [techspeak] During the execution of a procedural language, one is
said to unwind the stack from a called procedure up to a caller when one
discards the stack frame and any number of frames above it, popping back up
to the level of the given caller. In C this is done with longjmp / setjmp ,
in LISP or C++ with throw/catch. See also smash the stack. 2. People can
unwind the stack as well, by quickly dealing with a bunch of problems: Oh
heck, let's do lunch. Just a second while I unwind my stack.

