ラブインMeanings1nounlove-inA gathering or event promoting love and peace, associated with 1960s counterculture. Used as a loanword in Japanese.1960年ねん代だいには、アメリカでラブインと呼よばれる集しゅう会かいが開ひらかれた。In the 1960s, gatherings called love-ins were held in America.