The Collaborative International Dictionary of English v.0.48:

Feast \Feast\, v. i. [imp. & p. p. Feasted; p. pr. & vb. n.
   Feasting.] [OE. festen, cf. OF. fester to rest from work,
   F. f[^e]ter to celebrate a holiday. See Feast, n.]
   1. To eat sumptuously; to dine or sup on rich provisions,
      particularly in large companies, and on public festivals.
      [1913 Webster]

            And his sons went and feasted in their houses.
                                                  --Job. i. 4.
      [1913 Webster]

   2. To be highly gratified or delighted.
      [1913 Webster]

            With my love's picture then my eye doth feast.
                                                  --Shak.
      [1913 Webster]

WordNet (r) 3.0 (2006):

feasting
    n 1: eating an elaborate meal (often accompanied by
         entertainment) [syn: feasting, banqueting]