Multiple choice general knowledge The “pound”(#) key on your keyboard is called an? Hexathorp Hectathorp Octothorp Randothorp Reveal answer Fill a bubble to check yourself C Correct answer Explanation The '#' symbol is called an octothorpe (or octothorp). The name comes from 'octo' for its eight points and 'thorpe' (possibly from Thor or a surname). It's also commonly called the pound sign or hash key.