The sound of an engine, machine, or motor running.
andár
Nadngey ko andar no makina.
I heard the sound of a machine.
An engine, etc., (mag-) runs, is running.
Spa. 'to walk, move'
Magandar makina no gapor.
The engine of the boat is running.
Someone (mang-) starts up an engine, etc., (-en).
Andaren ni Pedro iyaw makina na.
Pedro starts up his engine.