Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun third_class

2 senses of third class

Sense 1
third-class mail, third class -- (mail consisting of printed matter qualifying for reduced postal rates)
       => mail -- (the bags of letters and packages that are transported by the postal service)

Sense 2
tourist class, third class -- (inexpensive accommodations on a ship or train)
       => accommodation -- (living quarters provided for public convenience; "overnight accommodations are available")