Someone that asks out their boyfriend/girlfriend then later on in the relationship tells them that their best friend was their second option
James: Hey Jamie?
Jamie: Yes?
James:I just wanted to tell you that your best friend was my second option if you rejected me
Jamie: Omg!! Youâre such a Hieu!!! Get out of my face you fuckboy
A person who asks a girl out and later tell her that her best friend was a plan B
Maranda: Omg Beth! Josh just told me that you was his plan B
Beth: Omg! Heâs such a Hieu!