parts
n. C / U B2 Upper Intermediate US //ˈpɑɹts// UK //pˈɑːts// parts
n. a person's private body areas. You use this word when you want to be polite or funny while talking about something sensitive.
n. the external genitalia or private areas of the body. Informal and often used as a humorous or slightly old-fashioned euphemism.
He accidentally kicked me in the parts.
The athlete wore a protective cup to ensure no damage came to his private parts during the match.
While the script relied heavily on physical comedy, the actor's constant jokes about his 'naughty parts' eventually wore thin with the more sophisticated members of the audience.
Usage
Usually plural in this sense; often preceded by 'private', 'naughty', or 'lady' to specify the context.