Wash. Rev. Code § 9.47.080
A bucket shop is hereby defined to be a shed, tent, tenement, booth, building, float or vessel, or any part thereof, wherein may be made contracts respecting the purchase or sale upon margin or credit of any commodities, securities, or property, or option for the purchase thereof, wherein both parties intend that such contract shall or may be terminated, closed and settled; either,
[ 1909 c 249 s 223; RRS s 2475.]
Securities and investments: Title 21 RCW.