head off

British  

verb

1. to intercept and force to change direction

   to head off the stampede

2. to prevent or forestall (something that is likely to happen)

3. to depart or set out

   to head off to school

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head off Idioms  

1. Block the progress or completion of; also, intercept. For example, They worked round the clock to head off the flu epidemic, or Try to head him off before he gets home. [First half of 1800s] This expression gave rise to head someone off at the pass, which in Western films meant “to block someone at a mountain pass.” It then became a general colloquialism for intercepting someone, as in Jim is going to the boss's office—let's head him off at the pass.

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Example Sentences

See Examples For:

head off

Laptops, phones and bikes are top of the shopping list for thieves as students head off to university, according to insurer Aviva.

From BBC ● Sep. 13, 2026

River just keeps banging his head off the brick wall that is J.K.

From Los Angeles Times ● Aug. 17, 2026

If Wilcox reflects on those words as United head off to the Republic of Ireland for their week-long training camp in Maynooth, he can be quite pleased with himself.

From BBC ● Aug. 8, 2026

Kalshi spent weeks trying to head off the suit, according to a person familiar with the matter.

From The Wall Street Journal ● Jul. 31, 2026

Then he joins Trub, and together they head off down the red dirt road.

From "Dragons in a Bag" by Zetta Elliott