What is Ydc?
1.
It simply means "You don't care".
I wrote you this love letter and Ydc
See
2.
This just means you dont care, very much like idc (I don't care).
Me: You know what? YDC!
You've never really cared about my feelings ever.
Her: Yeah you're right actually, idc. You're not actually that important to me anyways.
See
3.
Your Daddy's Cock..monly used as an insult and sometimes even used as a compliment
Hello!
yds...this means your daddy's cock, this meand your daddy's cock most likely was in my cousins mouth