jump = copulate with?

[Mullins, Bill]

>
> Purportedly, American slave couples solemnized their weddings
> by jumping over a broom. I first heard of this practice from
> my mother (b.1914, Longview, TX). FWIW, I've always
> considered this to be bullshit, despite the fact that I've
> come across it hundreds of times in readings by, for, or
> about black Americana.
>
>

But it was in _Roots_, it must be true . . .