He came down with a bad bout/attack/case of the 'flu'.
She has the 'flu'. = ('Brit') She has 'flu'.
catch/get the 'flu'
(..) Todd? Who is this? It's Walt. How are you feeling? Kind of under the weather? Like you've got the flu? That would be the ricin I gave you. I slipped it into that stevia crap that you're always putting (..)2013 TvShow: Breaking Bad Title: Felina Season: 5 Episode 16