He is a sexist 'pig'. = He is a 'male chauvinist pig'. [=he is a man who thinks women are not equal to men]
The train station will be renovated 'when pigs fly'. [=it will never be renovated]
“This time I think he'll ask me to marry him!” “Yeah, and 'pigs might fly'.”
(..) we raise it? And if it's a boy, do we get him circumcised? People say it's barbaric, but if we don't, it looks like a pig in a blanket. Calm down, it's gonna be okay. How's it gonna be okay? Look at me, I'm a mess. And that means this baby's (..)2016 TvShow: The Big Bang Theory Title: The Positive Negative Reaction Season: 9 Episode 16