\ ˈthərd-ˈklas How to pronounce third-class (audio) \

Definition of third-class

 (Entry 1 of 2)

: of or relating to a class, rank, or grade next below the second

third class


Definition of third class (Entry 2 of 2)

1 : the third and usually next below second class in a classification
2 : the least expensive class of accommodations (as on a passenger ship)
3 : a former class of U.S. mail comprising circulars, pamphlets, catalogs, and newsletters

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Other Words from third-class


third-class adverb

Examples of third-class in a Sentence


She got a third class in English.

Recent Examples on the Web: Noun

McGregor could have potentially won a title in a third class in the fight, which no UFC fighter has accomplished. Jenna West,, "Conor McGregor Reveals He Almost Returned to UFC in May But "Something Came Up"," 6 June 2018 This one was third class: completely open, with bunk beds on both sides, and it was packed with people. Karl Ove Knausgaard, New York Times, "A Literary Road Trip Into the Heart of Russia," 14 Feb. 2018 First-class patrons won't be permitted to mingle with those in second or third class, and the ship won't be equipped with television or Internet. Sarah Aires, Woman's Day, "Exact Replica of Titanic to Set Sail in 2016," 28 Feb. 2013

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'third-class.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of third-class


1839, in the meaning defined above


1748, in the meaning defined at sense 1

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Statistics for third-class

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Time Traveler for third-class

The first known use of third-class was in 1748

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More Definitions for third-class



English Language Learners Definition of third-class

 (Entry 1 of 2)

: of or relating to third class

third class


English Language Learners Definition of third class (Entry 2 of 2)

: the level of service on a train, ship, etc., that is the cheapest
: a class of mail in the U.S. that includes advertisements
British : an undergraduate degree of the lowest level given by a British university

More from Merriam-Webster on third-class

Rhyming Dictionary: Words that rhyme with third-class

Comments on third-class

What made you want to look up third-class? Please tell us where you read or heard it (including the quote, if possible).


one that collects or salvages junk

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