Pierce with horns (4)
(Other definitions for gore that I've seen before include "Blood on a piece let into a garment?" , "Coagulated blood from a wound" , "Blood that's been shed" , "Pierce with horn - blood" , "Showing guts" .)
(Other definitions for horn that I've seen before include "Instrument - rhino's feature" , "Instrument - rhino's appendage" , "Musical instrument - antler" , "Hooter" , "being blown in the wind?" .)