That is meaning in a nutshell: the way a word or a sentence is used, the way it relates to other words and sentences, and what speakers agree that a word or a sentence points to in the world. And the Pirahãs, like all humans, mean things when they speak. But that doesn’t mean that we all use the same meanings. Like all humans, what Pirahãs mean when they talk is severely circumscribed by their values and beliefs.