Old sock's problem (4)
I believe the answer is:
hole
(Other definitions for hole that I've seen before include "See 9" , "Gap; difficult situation" , "Nasty place" , "depression" , "Aperture; flaw in a plan" .)
I believe the answer is:
hole
(Other definitions for hole that I've seen before include "See 9" , "Gap; difficult situation" , "Nasty place" , "depression" , "Aperture; flaw in a plan" .)