- 1outrun somebody/something to run faster or further than someone or something He couldn't outrun his pursuers.
- 2outrun something to develop faster than something synonym outstrip Demand for the new model is outrunning supply.
NAmE//ˌaʊtˈrʌn//Verb Forms present simple I / you / we / they outrun
he / she / it outruns
past simple outran
past participle outrun
-ing form outrunning