grit one's teeth

Summon up one's strength to face unpleasantness or overcome a difficulty. For example, Gritting his teeth, he dove into the icy water. This expression uses grit in the sense of both clamping one's teeth together and grinding them with effort. [Late 1700s]

Common Names:

Name	Pronounced	Usage
Opaline	O-pə-leen	English (Rare)
Daliborka	-	Croatian, Serbian, Slovene
Marlin	MAHR-lin	English
Tamera	-	English
Yulian	-	Russian, Bulgarian
Valto	VAHL-to	Finnish