English Noun LWNJ (plural LWNJs or LWNJ) (derogatory, politics) Initialism of left-wing nut job. Antonyms: RWNJ; right-winger, rightist, rightie, righty Hypernyms: left-winger, leftist, leftie, lefty; nut job, nutjob, nut case, nutcase, nut, wingnut, extremist < person Wikiwand - on Seamless Wikipedia browsing. On steroids.Remove ads