← BackshareGuesswelladay/ˈwɛləˌdeɪ/interjectionAn old-fashioned exclamation of sorrow, regret, or lamentation.Welladay, what a tragedy has befallen our village.Welladay! I have lost my dearest friend.She sighed, 'Welladay, those happy days are gone forever.'Synonymsalaswoe