blackbird
n. countable C2 Proficiency US //ˈbɫækbɝd// UK //blˈækbɜːd// black·bird
He made a rude comment about her blackbird.
The comedian used the word blackbird in a joke, but it was clearly intended to be offensive.
While the term blackbird is occasionally used in literary contexts to describe the shape of a bird's beak, in modern slang it is strictly a vulgar reference to female anatomy.
From Middle English blakebird, blacbrid (“ouzel; Eurasian blackbird”), equivalent to black + bird.
Pitfall
He looked at her blackbird.He looked at her face.This term is extremely offensive and should be avoided in all professional or polite conversation.