哨牙 的英文是甚麼!!!??! (urgent!!)

Protruding teeth 就是哨牙。
To have protruding teeth 就是有哨牙了。

Whistles the tooth

Overjeting incisors 普通說法
Class II occlusion 專業說法 ( class I 正常, class II 哨牙, class III 倒及牙)

Hi,
Examples:
She has buck teeth. ( noun) ( Oral)
She is buck-toothed.( adjective)
http://www.merriam-webster.com/dictionary/buck%20teeth for reference.
Of course, you can say" She has protruding teeth" too, but
it is sorta formal.

Hope that helps.
ciao

buck teeth