- To overheat is to get too hot.
An example of to overheat is to run on a hot day without drinking enough water.
This girl has become overheated.
verbo·ver·heat·ed, o·ver·heat·ing, o·ver·heats
- To heat too much.
- To cause to become excited, agitated, or overstimulated.
(third-person singular simple present overheats, present participle overheating, simple past and past participle overheated)