Sundaynoun [ C ]uk /ˈsʌn.deɪ/ us /ˈsʌn.deɪ/ written abbreviation Sun.
They go to church on Sundays.
I haven't done any exercise since last Sunday.
New Year's Day this year is a Sunday.
- Why don't you come for lunch on Sunday.
- What shall we have for Sunday lunch.
- We always play football on Sundays.
- It's my birthday next Sunday.
- On Sunday mornings we go to church.