on one's honor

Entrusted to behave honorably and honestly without supervision. For example, The students were on their honor not to consult notes during the exam. Originally alluding to a solemn oath, this idiom dates from the mid-1400s.

Common Names:

Name	Pronounced	Usage
Dante	DAHN-te	Italian
SÖRen	SUU-ren (Swedish), ZUU-ren (German)	Swedish, German
Pascaline	-	French
Felicity	fi-LIS-i-tee	English
Wally	WAHL-ee	English
Rabi (2)	-	Bengali