The story
Primarily from the Saffir–Simpson scale, in which category five represents the most powerful type of hurricane.
Etymology from Wiktionary, CC BY-SA 4.0.
Today it means: Very serious, extreme. Full definition →
Primarily from the Saffir–Simpson scale, in which category five represents the most powerful type of hurricane.
Etymology from Wiktionary, CC BY-SA 4.0.