yah boo

== English == === Alternative forms === yah-boo, yaa-boo, ya boo, ya-boo === Interjection === yah boo (UK) An expression of derision or scorn. ==== Quotations ==== For quotations using this term, see Citations:yah boo. ==== Synonyms ==== ya boo sucks yah boo sucks === Adjective === yah boo (not comparable) Characterised by derision or scorn. === Anagrams === booyah