(~s)
1.
Your ~ is the name that comes between your first name and your surname.
His ~ is Justin.
N-COUNT: usu poss N
2.
You can use ~ in expressions such as ‘discretion was her ~’ and ‘his ~ is loyalty’ to indicate that someone always behaves with a great deal of a particular quality. (HUMOROUS)
Geniality is my ~. I rarely write a fierce word about any restaurant.
N-COUNT: usu poss N