ambrosia (am-BROE-zhuhuh) noun 1. In classical mythology, the food of the gods. 2. Something very pleasing to taste or smell. 3. A dessert made of oranges and shredded coconut. [From Latin, from Greek ambrotos, from a- (not) + mbrotos (mortal). Ultimately from the Indo-European root mer- (to rub... Sign in to see full entry.