aviation blonde

From the expression "blonde hair, black box", as a pun on black box (“flight recorder”) and box (“vagina”).

aviation blonde (plural aviation blondes)

1. (slang) A woman with dyed blond hair.
   • 2021, Tyler Black, Johnny Geddes, Free Radical, page 244:

     This gave me an unimpeded view of her dark flocculent mound. My discovery that she was an aviation blonde passed as a hollow triumph.

• Tony Thorne (2014) “aviation blonde”, in Dictionary of Contemporary Slang, 4th edition, London,  […]: Bloomsbury