Ire is a noun that means intense anger or wrath. It is often used in literary contexts and suggests an intense anger, often with an evident display of feeling. The word comes from the Latin word for anger, "ira". When someone provokes another persons ire, they are likely to feel their wrath. The word is sometimes used in phrases like "directed his/her ire at" to describe someone who is angry at a particular person or group. It is important to note that "IRE" can also refer to a unit of measurement used in the context of composite video signals).