<p><strong>Verb</strong></p><ul><li>(used without object) back·spaced, back·spac·ing: to shift the carriage or typing element of a typewriter one space backward by depressing a special key.</li><li>Computers: to move the cursor, printhead, etc., toward the beginning of the data.</li></ul><p><strong>Noun</strong></p><ul><li>the space made by backspacing.</li><li>Also called backspacer: the labeled key on a typewriter or computer keyboard used for backspacing.</li></ul>