What is Sll?
1.
Secret Lesbian Lover
It is usually used as a non-sexual term referring to two non gay female best friends who are extremely close, and often "playful" with each other in public.
It can also be used to describe an
"She's my SLL"
See
Random Words:
1.
To passionately and publicly vocalize one's displeasure with Long John Silver's Baja Fish Taco Crumblies.
Bob was so grossed ..