Silvigateish Share definition Flag A small EXTREMELY annoying fake girl who is annoying as hell. That girl is so Sivigateish, she always talks shit behind your back, then is nice to your face. Silvigateish by Annandale Ghetto girl August 12, 2003 0 0 Get merch Get the Silvigateish mug. Buy Now — $32.95 See more merch