TSSL Views 5 meanings found TSSL can refer to Taiwan’s solid‑state lighting sector, a community soccer league in Toronto, a technical laser conference, a submarine‑systems company, or the defunct TSS Ltd. Miscellaneous Taiwan Solid State Lighting Community Topical meeting on Tunable Solid-State Lasers Business TSS, LTD. (de-listed) Tyco Submarine Systems Ltd Sports Toronto Services Soccer League