noun
first bite; ceremonial tasting of wedding cake by bride and groom
Wasei-eigo term used in wedding contexts for the ritual where the bride and groom feed each other the first bite of wedding cake.
wasei-eigo (Japanese-coined English), from first bite
結婚式でファーストバイトのセレモニーを行った。
We performed the first bite ceremony at the wedding.
ファーストバイトは新郎新婦がケーキを食べさせ合う儀式です。
The first bite is a ritual where the bride and groom feed each other cake.