grit your teeth

grit (one's) teeth

To become resolved to do something (which can be accompanied by the literal grinding of one's teeth). If you hate this class so much, you better to grit your teeth and get a passing grade so that you don’t have to take it again next year.
See also: grit, teeth

grit your teeth

COMMON If you grit your teeth, you continue to do something or accept a situation even if it is difficult or unpleasant. There is going to be hardship, but we have to grit our teeth and get on with it. There were five games in nine days, but the players gritted their teeth and kept going.
See also: grit, teeth

grit your teeth

make a great effort to keep your resolve when faced with an unpleasant or painful duty.
2001 Flower and Garden Magazine Mini rose canes should also be pruned to half their length. This can be traumatic for the rosarian, especially if your plant is already in bloom or has lots of buds. But just grit your teeth and do it—your plant will be healthier and happier, and it will produce lots more flowers than it would without this initial pruning.
See also: grit, teeth

grit your ˈteeth

be determined to continue to do something in a difficult or an unpleasant situation: When I was a boy, I was forced to have a cold shower every morning. I hated it but I just had to grit my teeth and do it.She shouted at me but I just gritted my teeth and said nothing.The basic meaning of grit your teeth is to bite your teeth tightly together.
See also: grit, teeth