A fork of Rural Dictionary
Five or more consenting persons engaging sexual intercourse in the same place over the same period of time. Synonymous with group sex. Common props include drugs, alcohol, toys, etc. but are not neccesary.
Sex with Dick, Jane, and Sally: Threesome Sex wirh Dick, Jane, Sally, and Henry: Foresome Sex with Dick, Jane, Sally, Henry, and Susie: Orgy