When one engages in sexual intercourse with deep vigourous penetration whilst maintaining long strokes. This can apply to a one night stand or a long term lover.
E.G.
'How was your date last night?'
'Yeah it was alright.'
'Did you give her/him a Long John Piping?'
E.G.
'Was she/him stillmoody with you when you got home?'
'Yeah... Until I gave her/him a Long John Piping'
When engaging in the act of sexual intercourse from behind whilst wearing an eye patch and parrot on the shoulder (with a cutlass also). Extra point are awarded for shouting "Arr!" and "I found yer treasure me harty!" upon climaxing.
Hey guys, I've got a video of James Long John Silvering this chick with his eye patch and everything"