Kasimming is a movement made by gay partners by pulling each other's genitial's very aggressivly and stretching them violently, to then finally plug it in their own anus.
Habolo24s : 'Kasim was kasimming zain very harshly the other night '
ArtistRicch : 'Say wallah, no way i thought kusum liked syeda g'
Habolo24s : 'yh bro wallah its on the gc g check it.'
ArtistRicch : 'snm'