Noun
A celebratory social gathering, with music, dancing, and refreshments, at which a young debutante is formally introduced to society.
(sometimes humorous) A party in celebration of someone who is gay coming out of the closet.
Source: en.wiktionary.orgcoming out party
CHARLOTTE – Last year was Sophie Spada’s coming-out party, but it took a lot for the Country Day star distance runner to experience the rewards of her hard work. Source: Internet
It was, in every way, Zahal’s coming-out party. Source: Internet