1. Chris is a shoo-in to win a scholarship.
2. Do you think he will win the election? He's a shoo-in. 3. This horse is a shoo-in. He can't miss winning.
A shoo-in is a person or thing that seems sure to succeed. Ms Brown is still no shoo-in for the November election. someone who is expected to easily win a race, election etc shoo-in for