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In the Pokemon games, it helps certain Pokemon evolve.
Shellder + Water Stone= Cloyster
Eevee + Water Stone= Vaporeon
Staryu + Water Stone= Starmie
by RatchetBoo October 19, 2003
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2 do something spaztically fluke something and do well against odds
3.someone up-market and upperclass, derived from the up-market bookshop name
"man that girl just did a waterstone"
by Rosie james March 04, 2007
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