Hello, you have come here looking for the meaning of the word dier. In DICTIOUS you will not only get to know all the dictionary meanings for the word dier, but we will also tell you about its etymology, its characteristics and you will know how to say dier in singular and plural. Everything you need to know about the word dier you have here. The definition of the word dier will help you to be more precise and correct when speaking or writing your texts. Knowing the definition ofdier, as well as those of other words, enriches your vocabulary and provides you with more and better linguistic resources.