yorkshire rhyming slang for the shits(diarrhoea)
instead of saying i have the shits, you say i have the sherbet pips.
can often be shortened to sherbs
Sam: Yo Jimmy you coming out tonight?
Jimmy: Can't man i have a case of the sherbs
Sam: Ah the old sherbet pips! Come out anyway there will be toilets
Jimmy: Ok i'll wear a nappy to be safe