What is a tooth?

A tooth is the hard bone-like structure inside the mouth that help us to chew and eat food. The plural of tooth is teeth.

idioms with the body part ‘tooth’

Let’s look at some popular body idioms that contain the word ‘tooth’.


I’ve added the meaning and a picture example too.

idiomatic expressions with body parts - tooth
tooth/teeth expressions - by the skin of one’s teeth
tooth/teeth expressions - fine-toothed comb
tooth/teeth idioms - get one's teeth into
tooth/teeth idioms - have a sweet tooth
tooth/teeth idioms - kick in the teeth
fine-toothed comb - long in the tooth