What does -20 stand for?

-20 stands for "Punts inside the 20 yard line"

How to abbreviate "Punts inside the 20 yard line"?

"Punts inside the 20 yard line" can be abbreviated as -20

What is the meaning of -20 abbreviation?

The meaning of -20 abbreviation is "Punts inside the 20 yard line"

What does -20 mean?

-20 as abbreviation means "Punts inside the 20 yard line"