dine /daɪn/ BrE AmE verb [intransitive] formal
[ Date: 1200-1300 ; Language: Old French ; Origin: diner , from Vulgar Latin disjejunare 'to eat after not eating for a time' ]
to eat dinner:
He was dining with friends at the Ritz.
⇨ wine and dine somebody at ↑ wine 2
dine on/off something phrasal verb formal
to eat a particular kind of food for dinner, especially expensive food:
We dined on lobster and strawberries.
dine out phrasal verb
1 . formal to eat dinner in a restaurant or in someone else’s house ⇨ eat out :
They would dine out together once a month.
2 . dine out on something British English informal to keep using a story about something that has happened to you, in order to entertain people at meals