fourth class
A class of mail in the United States and CanadaA (former) class of mail in the United States and Canada.
» Flavio missed his fourth-hour class.
Meaning
2 senses(uncountable)A (former) class of mail in the United States and Canada.
(uncountable)A class of rail travel formerly found in some countries.
Examples
2 sentencesFlavio missed his fourth-hour class.
Fourth, my homeroom class in Japan included students of a wide range of abilities.
Lessons for this word
1 lessons- A1Countable and uncountable nouns — Because it can be uncountable