What Does ' Rainbow Kiss ' Mean On TikTok The Viral Slang Term Spectrum Heart Smooch Heart: Representing happiness and variety, the colorful smooch holds profounder significances. This enchanting fusion of colors and emotional gesture conveys affection . Whether it stands for optimism, pride, or togetherness, the rainbow kiss meaning stirs innermost beings. Embrace the vibrancy and share the passion with a delightful colorful smooch.