TLSN Share definition Flag The Lounge Sounds No. Used to show when the consensus agrees to a negative response to a question. Basically, everyone collectively shouting back "NO!" in retort. Should I attempt to hook up with my psycho ex while trying meth at the same time? TLSN! TLSN by Rold Gold July 9, 2005 0 0 Get merch Get the TLSN mug. Buy Now — $32.95 See more merch
