* To your heart's content: This idiom means to do something as much as you want or desire.
* To your advantage: This idiom means something that will benefit you or help you succeed.
* To your credit: This idiom means something that is praiseworthy or commendable about you.
* To your knowledge: This idiom means according to what you know or are aware of.
Without the specific word or phrase following "to your," it is not clear what meaning is intended.
Could you please provide the full idiom or the context in which you heard "to your" so I can help you understand its meaning?