This is the 870th most frequent Hindi word.
जसब
The Hindi word "जसब" does not appear to have a standard meaning; it might be a typo or uncommon usage.
Here, 'जसब' is used as a relative pronoun to refer to 'book'.
जसब किताब तुमने दी थी, वह बहुत अच्छी है।
The book that you gave was very nice.
In this sentence, 'जसब' is used as a relative pronoun meaning 'whichever'.
मुझे जसब तरीका समझ नहीं आया।
I didn't understand whichever method it was.
Here, 'जसब' functions as a reference to 'their opinions' aligning with the context.