All of the shit that ends up on a baby after giving birth.
As a baby is born the midwife will hand the baby to the mother saying; "Mind the vag gak as its as slippery as fuck! I don't want you dropping the poor little bastard"
A couple should never be together due to constant bickering and arguments.
Alfie and Kat are always arguing. They are a true fuckle.
To give an unrealistic estimate. Often used in IT to describe two hours as a days worth of work or two days as a weeks worth of work.
I should be able to complete that work in a fuckle of days... Sorry! It took a little longer than expected.