What is Peachfish?
1.
A slang term for a woman's genitalia, specifically when aroused. This is seen in
"She'd descovered that silk had a tendency to agitate the peachfish." (22-23)
"A sudden jolt shot through her peachfish, fuzz and fin." (73)
See
2.
This is slang for cunt, pussy.
Heheh - her peachfish is shy but I coaxed it out of its hiding place