Crossword clues for 15 Across, for one:BAT15-Across swung onePROFOne seeking 15-Across, brieflyALLSTAR15-Across was one in 21 of his 23 seasonsPORT15-Across, for oneTREE15 Across, for oneJETSFANOne feeling 15-Across after Super Bowl IIITSAR15 Across, for oneDIET15-Across, for oneNARCOne who nabs 15-AcrossFJORD15-Across is on oneORANGOne of the 15 AcrossDEFINITEARTICLEOne usually precedes 15-AcrossTILEROne who might install 15-AcrossLINEOne-third of a 15-AcrossNOMADOne who likes to 15 AcrossFIDELIOThe one that Beethoven made (see 15-Across)OHIOOne of the states touched by 15-AcrossENGELOne-time co-star of 15-AcrossTIMEWith 16-Across, an abbr. for one is hidden in each 15-letter answerSEVENWONDERSWith 51-Across and 15-Down, group in which [see circled letters] is the only one still largely intact