Green’s Dictionary of Slang

1. the female breasts.

1966

P. Boyle At Night All Cats Are Grey 38: The impudent trollop, slooching around half-dressed [...] the two elders swinging out of her like she was six months gone.

2. a term of abuse, as in dirty elders.

1989

H. Leonard Out after Dark 163: ‘We don’t want them and their sort here,’ he told me [...] ‘Dirty elders!’.