a person with an exaggerated respect for high social position or wealth who seeks to associate with social superiors and dislikes people or activities regarded as lower-class
势利的人,谄上欺下的人。
[with adj. or noun modifier]a person who believes that their tastes in a particular area are superior to those of other people
自以为懂行者,自命不凡的人
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a musical snob .自以为懂音乐的人。
"late 18th cent. (originally dialect in the sense ‘cobbler’): of unknown origin; early senses conveyed a notion of ‘lower status or rank', later denoting a person seeking to imitate those of superior social standing or wealth. Folk etymology connects the word with Latin