The phrase you're referencing is a common search term used on social media to find trending adult or suggestive content within the Tamil-speaking community.
As the sun rose over Chennai, the hashtag began to fade, replaced by news of a new cricket match. But for Selvam and thousands of others, the night #KamamTop trended was the night the timeline finally found its heart.
Social media platforms use various algorithms and user reports to flag content. Sensitive Content Labels
For a sophisticated exploration of "kamam," look into Sangam Literature, specifically the (interior/love) genre. Kuruntokai
: His works often weave traditional rural life with raw human emotions. Charu Nivedita