teeth is pronounced as teeth teeth teeth the word teeth can be pronounced two ways, as a noun, or as a verb. when pronounced as a noun, it is pronounced like teeth, with the TH sound being voiced between the front teeth. when pronounced as a verb, it is pronounced like teeth, with the TH sound being unvoiced between the back teeth. the meaning of the word teeth when used as a noun is referring to the heart, bony structures in the mouth used for biting and chewing food. the meaning of the word teeth when used as a verb is the act of cutting or grinding something with the teeth.