leap year
ˈleap year
noun [countable]
ˈleap year
noun [countable] Date: 1300-1400
Origin: Perhaps because a date in such a year "jumps" one day ahead of the day on which it would otherwise have fallen
a year, which happens every fourth year, when February has 29 days instead of 28
Origin: Perhaps because a date in such a year "jumps" one day ahead of the day on which it would otherwise have fallen