1. To/For: This is the most common meaning, similar to the English "to" or "for." It's used to indicate the recipient of an action or the target of something.
* Example: "Mai teenu kehnda haan" (ਮੈਂ ਤੈਨੂੰ ਕਹਿੰਦਾ ਹਾਂ) - "I am telling you."
2. By/With: It can also indicate the instrument or means used to perform an action.
* Example: "Usne pannu likhya" (ਉਸ ਨੇ ਪੰਨੂੰ ਲਿਖਿਆ) - "He wrote with a pen."
3. To/towards: It can also show direction or movement towards something.
* Example: "Oh ghar nu jaa raha hai" (ਉਹ ਘਰ ਨੂੰ ਜਾ ਰਿਹਾ ਹੈ) - "He is going home."
4. Object of Preposition: "Nu" can also function as the object of a preposition.
* Example: "Mai usde naal nu jaana chahunda haan" (ਮੈਂ ਉਸਦੇ ਨਾਲ ਨੂੰ ਜਾਣਾ ਚਾਹੁੰਦਾ ਹਾਂ) - "I want to go with him."
5. Emphasis: Sometimes "nu" is used to add emphasis to a word or phrase.
* Example: "Oh kade nu nahin aaya" (ਉਹ ਕਦੇ ਨੂੰ ਨਹੀਂ ਆਇਆ) - "He never came."
It's important to consider the context of the sentence to understand the specific meaning of "nu."
If you can provide a specific sentence or phrase where you encountered the word "nu," I can help you understand its specific meaning.