Choad/Chode--origin?

[Jesse Sheidlower]

On Thu, Sep 11, 2003 at 11:34:13PM -0400, Sam Clements wrote:
> Lighter in RHDAS suggests that "origin unknown."
>
> He cites "choad" from 1968 to mean "penis."
> He cite "choan" to mean copulation, from 1974(although some cites were from
> students who remembered the word from the 1960's).
>
> A poster over at the Straight Dope Message Board, who I accept as a
> knowledgeable individual on many non-English words suggests that it come
> from "....the Hindustani word cod (pronounced chode) meaning 'fuck'.

Appealing as this is, he doesn't suggest any plausible vector for
the movement of the word from Hindustani to American youth slang
of the late 1960s. That would be my first question about this
suggestion.

Jesse Sheidlower