A fork of Rural Dictionary
A bottle of leg-opener is Australian for wine. It’s well accepted that women are far more promiscuous after drinking lots of wine.
Give that Sheila a bottle of leg-opener and she’s good to go...
When you're having sex with a drunk person and you poor alchohol on your penis but trapped within your foreskin then you cum and Guinnes shoots out of your penis. You then put that same alchohol into a party popper and burst it on new years
May have had a little bit of an Irish bottle opener