take the bit between one's teeth

== English == === Noun === bit between one's teeth Complete control of a situation; a stance that cannot be controlled or restrained by anyone else. A large degree of focus and commitment to a task. Used other than figuratively or idiomatically: see bit,‎ between,‎ teeth. ==== Usage notes ==== Most often used in a phrase such as to take the bit between one's teeth, to get the bit between one's teeth, or to have the bit between one's teeth. Other forms may occur without between, e.g. take the bit in one's teeth. === See also === bite the bullet grit one's teeth hold the reins take the bull by the horns