Dine \Dine\, v. i. [imp. & p. p. {Dined}; p. pr. & vb. n.
{Dining}.] [F. d[^i]ner, OF. disner, LL. disnare, contr. fr.
an assumed disjunare; dis- + an assumed junare (OF. juner) to
fast, for L. jejunare, fr. jejunus fasting. See {Jejune}, and
cf. {Dinner}, {D?jeuner}.]
To eat the principal regular meal of the day; to take dinner.

Now can I break my fast, dine, sup, and sleep. --Shak.

{To dine with Duke Humphrey}, to go without dinner; -- a
phrase common in Elizabethan literature, said to be from
the practice of the poor gentry, who beguiled the dinner
hour by a promenade near the tomb of Humphrey, Duke of
Gloucester, in Old Saint Paul's.