
Flu. Boom.
Knocked me
on my ass for days.
Breaking Bad Season 2, Episode 10

...two or three days later he gets the FLU
or a heart attack and he keels over.
Breaking Bad Season 3, Episode 12

I think I might have the FLU.
The Big Bang Theory Season 3, Episode 15

Or the FLU, maybe.
Breaking Bad Season 2, Episode 1

Like you've got the FLU?
Breaking Bad Season 5, Episode 16