A South West London term used to describe the feeling of exhaustion after an intense masturbation session.
'What did you get up to last night?'
'Spent the evening on the sofa watching TV 'cos I had a severe case of Wank Lag after being on Red Tube too long!'
'Spent the evening on the sofa watching TV 'cos I had a severe case of Wank Lag after being on Red Tube too long!'
by Duke of Earlsfield December 29, 2009
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