[adjective] -er, -est [informal] [disapproving] - trying too hard to be decorated in a stylish or attractive way and therefore lacking any real style or beautyShe decorated her house with chichi gold ornaments.(informal disapproving) Chichi can also mean fashionable.They live in a rather chichi, expensive part of town.
CHICHI
Meaning of CHICHI in English
Cambridge English vocab. Кембриджский английский словарь. 2012