Truche Share definition Flag A combination of "true," and "touche." A way of saying "I'm wrong, you're right." Pronounced "True-shay." "Fuck man, the toaster's broken!" "It's not plugged in." "Truche." Truche by GullibleZine November 6, 2006 0 0 Get merch Get the Truche mug. Buy Now — $32.95 See more merch