On the wane ( হ্রাসমান ) His fame is on the wane now.
Cats and dogs ( মূষল ধারে ) It was raining cats and dogs.
Come off with flying colours ( জয়লাভ করা ) Our School team came off with flying colours.
Make both ends meet ( আয়ব্যয় মেলানো ) I cannot make both ends meet with my small income.
A blessing in disguise ( বিপরীতে হিত ; প্রথমে খারাপ হিসেবে মনে হলেও পরবর্তীতে ভালো হয় ) Sam's motorcycle accident was a blessing in disguise because he got enough insurance money.