noun
auspicious event; something to celebrate
A somewhat formal or literary noun for a happy, fortunate occurrence or a cause for celebration. Not an everyday word; more likely in writing or formal speech.
新年の吉慶を祝う。
Celebrate the auspiciousness of the new year.
このたびのご結婚はまことに吉慶に存じます。
We consider your marriage a truly joyous occasion.