Every nook and cranny
This idiom is used to mean every part of a place. The word nook means a remote or secluded spot. A cranny is a crack of some kind. To look for something in every nook and cranny is to look for it everywhere.
• I looked for the keys in every nook and cranny, but I couldn’t find them.
• I have been living in this city since my early childhood. I know every nook and cranny of it.
• They had decorated every nook and cranny of the city.
Feel blue / go into a blue funk
To feel blue is to feel sad or depressed. This expression has been in use since the late 1300s.
• She has been feeling blue since she lost her job.
• I am feeling a little blue. I desperately need someone to cheer me up.
• Rahul has been feeling blue ever since he broke up with her girlfriend.
• I tend to feel a little blue on Monday mornings.
Go into a blue funk
The expressions blue funk and have the blues also mean the same.
• My husband goes into a blue funk whenever stock prices crash.
• He went into a blue funk when he heard that he had failed the test.
• After seeing his old mother in such a pathetic condition, he had the blues for several weeks.
• “What happened to Rohit? He looks concerned.” “He has been in a blue funk since his brother died in the accident.”