Possible interpretations:
* Could be a variation of "sangal" (ਸੰਗਲ), which means "chain" or "fetter" in Punjabi. It's possible "sangli" is a shortened or regional form of this word.
* Could be a mishearing of "sangli" (ਸੰਗਲੀ), which is a word for a type of "lock" or "latch" in Hindi. It's possible this term is used in some regions of Punjab.
* Could be a word related to agriculture or farming. Some regional dialects might use "sangli" to refer to a specific type of tool or equipment.
To understand the meaning of "sangli" accurately, you need more context:
* What is the sentence or phrase it is used in?
* What is the speaker's background and dialect?
Without more context, it's difficult to provide a definitive answer.