<p><strong>Verb</strong></p><ul><li>to come into opposition, as one thing with another, especially with the effect of hampering action or procedure</li><li>to take part in the affairs of others; meddle</li><li>to strike against each other, or one against another, so as to hamper or hinder action; come into physical collision</li><li>to interpose or intervene for a particular purpose</li><li>to strike one foot or leg against another in moving, as a horse</li><li>to obstruct the action of an opposing player in a way barred by the rules</li><li>to cause interference</li><li>to clash; come in collision; be in opposition</li><li>to claim earlier invention when several patent requests for the same invention are being filed</li></ul><p><strong>Synonyms</strong></p><ul><li>interlope</li><li>encroach</li><li>intrude</li><li>pry</li><li>intercede</li></ul><p><strong>Phrase</strong></p><ul><li>to molest sexually (Chiefly British)</li></ul>