Definitions by PoL, Gas, Cymraeg.

S.I.L.F 

Sheep I'd Like to Fuck sheep shagger} - A common welshism/bristolian term, often quoted whilst at the local farmers market.

'Cooor, that there Black Mountains a bee-uty!'

'Aye, she's a right S.I.L.F'

S.I.L.F by PoL, Gas, Cymraeg. July 3, 2008