A term invented originally by the famous Tom Johnston - when you ejaculate inside someone's anal cavity and they fart, causing bubbles to come out.
"Mate see at that gaff last night a got with this proper bangin lassie."
"Haw haw quality, did ye pump her aye?"
"Naw man, she wis on her period n a didny wanty risk it, so a jist gave her a Glaswegian jacuzzi."
by Yerboidanny December 16, 2018
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