Definition of Sunday best in English:

Sunday best

Line breaks: Sun¦day best

noun

(one's Sunday best)
A person’s best clothes, worn on Sundays or special occasions: the children wore their Sunday best
More example sentences
  • Everyone is dressed in their Sunday best, business attire (for men as for women) being the preferred costume.
  • Instead of the white satin gown and lace veil Elizabeth had worn, Inger simply dressed in her Sunday best.
  • In 1911 striking women workers from Bermondsey jam and pickle factories, dressed in their Sunday best of feather boas, went round and picketed out other workers.

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