noun the female genitals. This pet name for a vagina describes its location in a straightforward simile for the pubic hair, ostensibly punning on the Schwarzwald region of southwest Germany. Derived possibly as a reference to Black Forest gateaux (sticky, chocolatey, cherry-laden cakes; a cultural-icon in the UK since the 1970s), the cake imagery suggesting an oral-sex dimension to the usage. Also note 'A Walk In The Black Forest' by Horst Jankowski, a popular instrumental recording in the 1960s; a satisfying metaphor for sexual activity UK, 2001