feast
US /fiːst/
UK /fiːst/

1.
a large meal, typically a celebratory one held for many people and often for a particular occasion
:
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The village prepared a grand feast for the harvest festival.
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After the wedding, there was a magnificent feast with music and dancing.
1.
eat and drink sumptuously
:
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They feasted on roasted lamb and fresh vegetables.
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The guests feasted until late into the night.