The Police headed off the truck driver at a railroad crossing
They should intervene to head off the strike.
You have to be good at heading off trouble
to head off the stampede
the Fed can´t head off a broader recession if the tech boom collapses
to head off: interceptar a alguien o alguna cosa y forzarles a cambiar de dirección. || Impedir que algo ocurra. Actuar para impedir que algo que es probable que ocurra acabe ocurriendo || Salir hacia, partir hacia (to head off to the beach)