双乳もろちMeanings1nounbreastscolloquialColloquial and rare term for breasts; not a standard or polite word. Likely encountered in very informal or slangy contexts.彼かれは酔よっ払ぱらって「双乳もろち」なんて言いい出だした。He got drunk and started saying stuff like 'morochi' (a slangy word for breasts).