A fork of Rural Dictionary
A term used as a comeback when you cant think of any comeback much like the term "f**k off". Commonly used by many New Zealander's. Basically like the new "f*ck off" Whatevs, comes from what ever and Lang Lang is just a random word used to make the whole statement seem more fuller and have more impact by repeating a word.
Adam: Your hair looks ranga (ginger) Josh: Whatevs Lang-Lang