Select the most appropriate meaning of the given idiom.

Bite someone's head off

Respond to someone with anger that is often sudden or unprovoked

The most appropriate meaning of the idiom "bite someone's head off" is respond to someone with anger that is often sudden or unprovoked.

The other options are incorrect.

• "Ignoring something that is evidently wrong or unavoidable" does not mean to bite someone's head off. Ignoring something means to not pay attention to it, while biting someone's head off means to respond to them with anger.
• "Cause something to be done in a new way" does not mean to bite someone's head off. Causing something to be done in a new way means to make it happen in a different way, while biting someone's head off means to respond to them with anger.
• "Guessing or estimating without full information" does not mean to bite someone's head off. Guessing or estimating without full information means to make a guess about something without knowing all the facts, while biting someone's head off means to respond to them with anger.

The idiom "bite someone's head off" comes from the idea of an animal biting off someone's head. In the same way, to bite someone's head off means to respond to them with sudden and unprovoked anger. For example, you might say that a teacher bit the student's head off when they asked a question.