its short for a word im not allowed to post on this site, but it means vagina
Continued
You have to migrate it from Firered. cntd by a different user ... I actually have Pokemon diamond and caught piloswine when it appeared in a swarm ( see the girl in Dawns house, Sandgem town ) on route 217, south of Acuity lakefront actually on route 217 it will be a swinub, you have to evolve it at lvl 33