'Easy rider' is the name for a man who is supported by a woman, usually a prostitute. It also has has come to mean a 'client' who is undemanding of a prostitute, e. g. an older man or one with low sex drive.
Who says kids don't know what is going on?

Mr. Rabbit, combined into these versions, is quite old, first mentioned in print by Joel Chandler Harris in "Uncle Remus, His Songs and Sayings." "Mr Rabbit, Mr. Rabbit, your tail's mighty white." "Yes, bless God, been gettin' out of sight." It probably goes back to the days of slavery.

The verse "Mr. Rabbit Had a Mighty Bad Habit" might trace back to "Rabbit Stole the Greens," but also might be sexual in its connotations.

"Satisfied...," recorded by Courlander in the 1960s, undoubtedly is much older. The Example 18 quoted by Azizi from Courlander, as she says, refers to the migration 'up north' to find a better life and is at least as old as the depression days of the 30s. Jazz recordings date from the 20s.

The words and actions of the games are different from those recorded for white children (where they have not disappeared altogether, e. g., the community I live in with mostly single family housing and no groups of children playing together except under supervision at school).