Definition from Wiktionary, the free dictionary
- (intransitive) To begin moving away.
- We will head off on our holidays tomorrow.
- (transitive) To intercept.
- The cavalry will head off the bandits at the pass.
- (transitive) To avoid some usually negative consequence.
- The government took steps to head off summertime shortages of gasoline.
- (nautical) To turn away from the wind
- (intercept): cut off