Lordigirl Share definition Flag a female fan of the band Lordi; known for going into extremes, dressing up for the concerts and finding mosnters sexually attractive "Dude, that Lordigirl was covered in fake blood!" "That Lordigirl said she wants to fuck him while he's istill in costume." Lordigirl by Noxar June 21, 2006 Get the Lordigirl mug.