/ ˈsʌndeɪ; NAmE ; -di/ noun ( abbr. Sun. )
1.
[ C , U ] the day of the week after Saturday and before Monday, thought of as either the first or the last day of the week
HELP NOTE : To see how Sunday is used, look at the examples at Monday .
ORIGIN: From the Old English for 'day of the sun', translated from Latin dies solis .
2.
[ C , usually pl. ] ( BrE , informal ) a newspaper published on a Sunday
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IDIOMS
- your Sunday best
—more at month
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WORD ORIGIN
Old English Sunnandæg day of the sun , translation of Latin dies solis ; compare with Dutch zondag and German Sonntag .