yah boo

Interjection

 * 1)  An expression of derision or scorn.
 * I don't care about your stupid party anyway, so yah boo to you.

Synonyms

 * ya boo sucks
 * yah boo sucks

Adjective

 * 1) Characterised by derision or scorn.
 * People are fed up with yah-boo politics.