<p><strong>Adjective:</strong></p><ul><li>true to one's word, promises, vows, etc.</li><li>steady in allegiance or affection; loyal; constant: faithful friends.</li><li>Synonyms: staunch, devoted, true.</li><li>reliable, trusted, or believed.</li><li>strict or thorough in the performance of duty: a faithful worker.</li><li>adhering or true to fact, a standard, or an original; accurate: a faithful account; a faithful copy.</li><li>Synonyms: exact, precise.</li><li>Obsolete: full of faith; believing.</li></ul><p><strong>Noun:</strong></p><ul><li>the faithful, the believers, especially members of a Christian church or adherents of Islam.</li><li>the body of loyal members of any party or group.</li></ul>