Yes, the word blah is in the dictionary.
Blah: nonsense; rubbish
When you say blah blah blah, it means something that is meaningless, boring, tedious, or too long to repeat or respond to with the actual words. Young people sometimes use the word, 'whatever', for the same thing.
The word "blah" typically conveys a sense of indifference or boredom rather than happiness. It often suggests a lack of enthusiasm or excitement, implying that something is unremarkable or uninteresting. Therefore, "blah" is generally not considered a happy word.
Used to substitute for actual words in contexts where they are felt to be too boring, tedious or lengthy to give in the whole thing.It is a word that can mean feeling sad or blue. It can also mean that someone is talking too much or not making sense, such as, "All she does is gossip, blah, blah, blah."it means disgusting
your mom sings blablabla (ke$ha...lol.)
blah blah blah
The word "dictionary" is spelled wrong in your question.
Tecnicaly yes,because the word booty is in the dictonary but the word bottyliscious is not in it.
blah blah blah
dirty. mean. blah blah blah.
It is , substitute for actual words. Example: blah blah blah, that is so boring!
one... but blah isn't a word xD
blah, blah blha, pageant
blah blah, i have no idea
because, as i just said, blah blah blah...
Blah Blah Blah is when somebody is saying something you don't like, so you can just plug your ears and say "blah blah blah blah blah!" to drown it out. You can also just be talking and them you like say 'And she did this blah blah blah.' to describe nonsense you felt the person was speaking. And No "blah blah blah" isn't a word, it is just an expression.
It is a word meaning worthless or silly talk, an Americanism since 1929
"You are eligible for the benefits of Blah Blah Program."