Crossword clues for Third class.:ISOONBut -- got tired of third-class journeys: GilbertJRSThird class?: Abbr.STEERAGEThird-class ancestorSEAMANRank below petty officer third classSTEERAGEThird class.STEERAGEThird class on the TitanicPOORThird-classECONOMYThird-classMAILSome is third classMAILJunk that goes third-classJRSThird-yr. class