slut and legless Share definition Flag London Australian slang for the Slug and Lettuce. A popular chain bar, esp. with those of the antipodean persuasion. "Feel like getting pissed. Whatdyareckon?" "yeah. slut and legless." slut and legless by reuben February 15, 2004 0 0 Get merch Get the slut and legless mug. Buy Now — $32.95 See more merch