put your head into the lion's mouth

put your head into the lion's mouth

or

put your head in the lion's mouth

If you put your head into the lion's mouth or in the lion's mouth, you deliberately place yourself in a dangerous or difficult situation. Jim Dale, senior weather forecaster, has put his head in the lion's mouth and predicted a dry, sunny summer. Note: This expression refers to the traditional circus act where a lion-tamer puts his or her head in a lion's mouth.
See also: head, mouth, put
Full browser ?