<p><strong>adjective</strong></p><ul><li>Informal. of little value or account; small; trifling: a picayune amount.</li><li>Synonyms: trivial, paltry, nugatory, insignificant, inconsequential, measly, petty, carping, or prejudiced.</li><li>Example: I didn't want to seem picayune by criticizing.</li></ul><p><strong>noun</strong></p><ul><li>(formerly, in Louisiana, Florida, etc.) a coin equal to half a Spanish real.</li><li>any small coin, as a five-cent piece.</li><li>Informal. an insignificant person or thing.</li></ul>