The effects are similar to jet lag, but on this occasion the overwhelming tiredness is owing to a night full of bollock-draining sex. the following day they can't function properly in every sense of the word.
-Fancy coming with us for a kick about this morning?
-Fraid I can't, mate. I just don't have the energy.
-Suffering from Shag lag, eh?... Lucky bugger.
When you movetime zones and your shitting schedule is thrown off for weeks, due to the time change. It is similar to jet lag, but it is much more difficult to recover from.
Man, it's been a month since I moved from NY to TX, and my shitting schedule is still off. I just can't get into a normal routine. I'm suffering from a severe case of shit lag.
Occurs when you first see a girl and she is not attractive, however as time passes she starts getting more and more attractive, may take hours or months