dinner · noun C or U /ˈdɪn.ər/
dinner
A1 the main meal of the day that people usually eat in the evening
Dictionary examples:
We were just having (our) dinner.
We had some friends over for dinner on Saturday.
a candlelight dinner
Learner example:
I can come to dinner tomorrow at 7 o'clock. (Skills for Life (Entry 1); A1; Polish)