Troubling definition and meaning Throupling is a term that describes a unique relationship in which three individuals join emotionally involved partnership. Threesome not only involves intimacy, but also emotional encouragement and dedication. The significance behind throupling shows that it's regarding discovering happiness within the context of a flourishing trio. Becoming involved in a throupling demands honesty, communication, and consent from all parties involved. In general, throupling celebrates diversity in relationships and redefines traditional concepts of love and romance.