(transitive, causative) to start, to get started, to start up (especially a vehicle) / (transitive, causative) to start up, to turn on (a computer) / (intransitive, especially of a vehicle) to start, to get started, to start up / (intransitive, of a car or its driver) to drive off, to pull away / (intransitive, of a computer) to start up, to turn on, to begin to operate / (intransitive) to untie