Sigur Del Rey Share definition Flag A joke made by me about two similar sounding artists Sigur Rós and Lana Del Rey Girl: I am an SRLDR, so it means being a big fan of an Icelandic band Sigur Ros and an American post-rock singer Lana Del Rey Boy: Sigur Del Rey? Sigur Del Rey by qwertyuioppers February 18, 2024 Get the Sigur Del Rey mug.