threepenny bits
⇨ threepenny bits; thrupennies; threepennies; thrupsnoun
1
the female breasts. Rhyming slang for, (TIT(S)) , based on a small coin (3d) that ceased to be legal tender with decimalisation in 1971; when this slang was coined, you got 80 threepenny bits to the pound UK, 1961.
2
an urgent need to defecate; diarrhoea. Rhyming slang for THE SHITS AUSTRALIA, 1971