1
general::
Everywhere, as in I've searched for it in every nook and cranny, and I still can't find it. This metaphoric idiom pairs nook, which has meant "an out-of-the-way corner" since the mid-1300s, with cranny, which has meant "a crack or crevice" since about 1440. Neither noun is heard much other than in this idiom., see NOOK AND CRANNY.
American Heritage Idioms
2
general::
Phrase(s): every nook and cranny
Fig. every small, out-of-the-way place or places where something can be hidden. • We looked for the tickets in every nook and cranny. They were lost. There was no doubt. • The decorator had placed flowers in every nook and cranny.
McGrawhill's American Idioms And Phrasal Verbs