This is the 5294th most frequent Arabic word.
تصب
"تصب" means "to pour" in English.
Here, 'تصب' is used to describe the action of pouring liquid.
تصب القهوة في الفنجان.
She pours the coffee into the cup.
In this sentence, 'تصب' metaphorically means to contribute or serve.
النصيحة التي تصب في مصلحتك حتمًا مفيدة.
The advice that serves your interest is undoubtedly helpful.
Again, 'تصب' denotes the action of pouring or directing liquid.