set (one's) teeth

(redirected from set my teeth)

set (one's) teeth

To be or become resolute and determined (to do something). Despite his ankle sprain, the batter stepped up to plate, set his teeth, and knocked the ball out of the park. We just need to set our teeth and do what needs to be done.
See also: set, teeth

set your teeth

1 clench your teeth together. 2 become resolute.
See also: set, teeth
References in classic literature ?
I drew a breath, set my teeth, gripped the starting lever with both hands, and went off with a thud.
I took a breathing space, set my teeth, and again grappled fiercely, wrist and knee, with the machine.
I couldn't, Anne--I thought I couldn't--and when morning broke I set my teeth and resolved that I WOULDN'T.
I reckoned I couldn't stand it more'n a minute longer, but I set my teeth hard and got ready to try.
Yet her comments on the curse of 'pushy mums' are utterly wrong and frankly set my teeth on edge.
There was something about his oleaginous demeanour, deathly-white complexion and fey asides to the audience which set my teeth on edge.