noun
indirect kiss
Refers to the act of sharing an object (cup, straw, etc.) that someone else's lips have touched, creating a sense of an indirect kiss. Common in casual, romantic, or teasing contexts.
同じコップで飲むのは間接キスになるよ。
Drinking from the same cup is an indirect kiss, you know.
友達に「それ間接キスだよ」とからかわれ
My friend teased me, saying, 'That's an indirect kiss.'