LLLL Views 5 meanings found LLLL is used variously to denote a La Leche League leader in breastfeeding support, low‑level laser applications, an Israeli regional code, a historic logging union, and a women's social luncheon. Miscellaneous Loyal Legion of Loggers and Lumbermen Ladies Linen and Lingerie Luncheon Low Level Laser Light Regional Tel Aviv FIR/CTA/UTA, Israel Business La Leche League Leader