to stay awake all night to study or work
রাতভর জেগে পড়া বা কাজ করা
"I had to pull an all-nighter to finish my assignment."
"আমাকে অ্যাসাইনমেন্ট শেষ করতে রাতভর জেগে থাকতে হয়েছিল।"
to fight very fiercely or with great determination
to gain access to a computer or system
an older person trying to look younger
to record information on paper
to make use of a resource or ability
To prepare for future work or success.