1) A period of seven days and nights, a week.
1482 of fryday was a senyt, York
1496 deliver the said bill unto theyr wardeyns afore Friday come a seven nyght, York
1579 that wyddowe Rawson make her fence betwixte her ynge and little common tofte betwixte this and Sonday cum a sennet, Dewsbury
1615 put 2 kyne ... into Steresby clyffe on Monday was a sennet, Brandsby
1642 If pease bee dry they may bee ledde the same day senight after they are pulled, Elmswell
1729 Tuesday was sevennight before, Stainland.