Any of various equine mammals, such as the wild Asian species Przewalski's horse or certain extinct forms related ancestrally to the modern horse, A block of rock interrupting a vein and containing no minerals, The male of the horse kind, in distinction from the female or mare; a stallion or gelding, intransitive verb_ To be in heat Used of a mare, To haul or hoist energetically, To provide with a horse, adjective_ Mounted on horses, Larger or cruder than others in the same category, Of or relating to a horse