Akademik

Sloane
n. (in full Sloane Ranger) Brit. sl. a fashionable and conventional upper-class young person, esp. living in London.
Derivatives:
Sloaney adj.
Etymology: Sloane Square, London + Lone Ranger, a cowboy hero

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/slohn/, n. Sir Hans
1660-1753, English physician and naturalist.

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Sloane UK [sləʊn] US [sloʊn] noun [countable] [singular Sloane plural Sloanes] [singular Sloane Ranger plural Sloane Rangers] british informal
showing disapproval a young upper-class English person, especially a woman
Thesaurus: people from an upper social classsynonym
Variant: Sloane Ranger

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Sloane [Sloane Sloanes] [sləʊn] [sloʊn] noun (BrE, informal, often disapproving)
a young person, especially a woman, from a rich upper-class background, especially one who lives in a fashionable area of London
 
Word Origin:
1970s: from Sloane Square, London (+ Lone Ranger, the name of a fictitious cowboy hero).

Useful english dictionary. 2012.