What is Yuckmouth?
1.
1970s era commercial jingle about the need to brush your teeth to avoid tooth decay
They call me Yuckmouth
Cause I don't brush
No I like my teeth like this
They call me Yuckmouth
Cause I don't brush
How's about a little kiss?
Got some beef in my teeth
Got some chicken too
Ouch! That's a cavity
Hey, that's new!
Well if you don't brush your teeth
Then yes, you too
Will be a yuckmouth
Don't be a yuckmouth!
2.
a person who allows another to ejaculate in their mouth.
<noun> "I would never kiss her, shes a total yuckmouth."
<adjective> "I dont want your yuckmouth drinking out of my soda."
See
3.
ugly teeth, no teeth, halitosis,
Quayshawn- hey that guys breath is off the meter.
Dominique - yea he has a yuckmouth.
See
4.
verb. vulgar, disgusting, displeasing.
Relates to the face you make while witnessing something sickening or repulsive.
Did you see what that moon cricket left in that spackle bucket? That shit is mad yuckmouth.
See