<p><strong>Verb</strong></p><ul><li>(used without object)<ul><li>sideslipped, side-slipping: to slip to one side.</li><li>(of an airplane when banked excessively) to slide sideways in a downward direction, toward the center of the curve described in turning.</li></ul></li></ul><p><strong>Noun</strong></p><ul><li>an act or instance of sideslipping.</li></ul>