A crude Scottish expression for a sex act involving an individual (more commonly a male) either receiving a finger in their anus during foreplay or alternatively as an form of masturbation, with the crucial addition of bubbles. It is commonly referred to as simply a 'soapy pokey'
'Aye, got my first soapy pokey bum wank the other night.'

'Gies a soapy pokey!' (humorous)
by smokingrabbi October 16, 2009
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