What does "extra time" mean?

An additional period played at the end of a game if the score is tied after the standard allocation of time.

Extra time

Common synonyms include: lengthen the deadline, more outdoor watering, more time, overtime, overtimes, unspent hours.

noun

noun ·Rare ·Advanced level

Noun

1
An additional period played at the end of a game if the score is tied after the standard allocation of time. UK, uncountable
2
playing time beyond regulation, to break a tie wordnet