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posey

American  
[poh-zee] / ˈpoʊ zi /
Sometimes poserish

adjective

Informal.
  1. characteristic of or being a poser, especially in being trendy or fashionable in a superficial way.


posey British  
/ ˈpəʊzərɪʃ, ˈpəʊzɪ /

adjective

  1. informal (of a place) for, characteristic of, or full of posers; affectedly trendy

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of posey

poser 1 + -y 1