<p><strong>Noun</strong></p><ul><li>a number of persons or things arranged in a line, especially a straight line: a row of apple trees.</li><li>a line of persons or things so arranged: The petitioners waited in a row.</li><li>a line of adjacent seats facing the same way, as in a theater: seats in the third row of the balcony.</li><li>a street formed by two continuous lines of buildings.</li><li>Music. tone row.</li><li>Checkers. one of the horizontal lines of squares on a checkerboard; rank.</li></ul><p><strong>Verb</strong></p><ul><li>to put in a row (often followed by up).</li></ul>