A fork of Rural Dictionary
Large, oversized vagina that offers no sexual satisfaction
Look at that Mersey Tunnel. You could get lost in there.
The sexual act, when performed with a woman of generous genital proportions. Or a man of diminutive proportions. Or both.
She was so loose I thought I'd have to strap a board across my arse to stop myself falling in. It was like waving a chipolata in the Mersey Tunnel.