Suxy Share definition Flag A person who thinks they're sexy but in all reality they suck (in looks). Miley Cyrus is SO friggin suxy.... she defines the word. Suxy by NaDiNe!i!i!i!i!i!i! May 29, 2009 0 0 Get merch Get the Suxy mug. Buy Now — $32.95 See more merch