1 noun group of seventhey work in sevensoibríonn siad ina seachtairthey're sold in sevensdíoltar ina seachtair iad2 noun SPOR seven-a-side game or competitionseachtar an taobhthey play sevensimríonn siad seachtar an taobha sevens competitioncomórtas seachtar an taobh → see seven