Square meal ( পেট ভরা আহার ) He is too poor to have a square meal every day.
In fine ( পরিশেষ ) In fine he declared his plan.
bad faith ( বিশ্বাসঘাতকতা )
Three R's ( প্রাথমিক শিক্ষা ) The majority of our people have not yet learnt the three R's.
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.
Bring to book ( শাস্তি দেওয়া ) He should be brought to book for his misconduct.