be green around the gills
US /bi ɡriːn əˈraʊnd ðə ɡɪlz/
UK /bi ɡriːn əˈraʊnd ðə ɡɪlz/

1.
essere verde in faccia, sembrare malato
to look ill or nauseous
:
•
After the roller coaster ride, he was green around the gills.
Dopo il giro sulle montagne russe, era verde in faccia.
•
She looked a bit green around the gills after eating that questionable seafood.
Sembrava un po' verde in faccia dopo aver mangiato quel pesce discutibile.