No need to speculate on what a dictionary might say. We can actually consult one. https://www.merriam-webster.com/dictionary/electrocute
Laziness subsided, my Collins (complete, 2016) - which is a rather accepting dictionary of new-fangled words or usages - has only two definitions, both involving death. (1. to kill as a result of electric shock; 2. (US) to execute in an electric chair).