chi-chi
adjective
[ ˈʃiːʃiː ]
• attempting stylish elegance but achieving only an over-elaborate pretentiousness.
• "the tiny chi-chi dining room"
chi-chi
noun
• pretentious and over-elaborate refinement.
• "a good restaurant without the chi-chi traditionally associated with French food"
Origin:
early 20th century (in the sense ‘showiness or pretentious object’): from French, of imitative origin.
chi-chi
noun
• a woman's breast.
Origin:
1960s: military slang, of Japanese origin.