Bite the bullet
Meaning
Accept an unpleasant task or situation that cannot be avoided.
Usage
Often used to acknowledge discomfort while committing to action.
Origin & History
Origins and dates here are approximate summaries. Many idioms have disputed or unknown origins, and not every date has been checked against a historical dictionary, so treat specific dates and stories as a starting point rather than a citation.
Often said to refer to soldiers biting a bullet during surgery without anesthesia, but this explanation is not well documented.
The idiom is recorded from the 19th century.