Flu-Flu is another term for vagina. Often used when dealing with a baby when changing a diaper.
"Cover that Flu-Flu, no wants to see a baby bug."
bad; negative connotation; gross; sad
"bro you have a test today? that's the flu"
When something is so sick (see the definition of sick) that the next level of sick is FLU.
Yo, the 24s on that truck is FLU..
A word that means you caught a Flu
( not really a word but I made it up )
-Are you okay?
- I just got FLUed, no big deal.
A non-medical term for the 3-5 days of feeling like crap after you get your flu shot.
Dude 1. Hey, what’s wrong with you? You look like shit.
Dude 2. I also feel like shit. I got my flu shot yesterday, now I have flu shot flu.