<p><strong>Verb</strong></p><ul><li>(used with object)<ul><li>To think or infer without certain or strong evidence; conjecture; guess.</li></ul></li><li>(used without object)<ul><li>To conjecture or guess.</li></ul></li></ul><p><strong>Noun</strong></p><ul><li>A matter of conjecture.</li><li>An idea or thought of something as being possible or likely.</li><li>A conjecture or opinion.</li></ul>