0 the time when a game of soccer starts, or when it begins again after it has stopped because of a goal, etc.
1 the time when a football game starts, or a kick of the ball that starts play during a game:
[ U ] Kickoff is at 6:30.
[ C ] Patterson hurt his ankle on the opening kickoff.
NYA ORD
European
May 10, 2021
DAGENS ORD
Shimmer
kickoff