This is a euphemism for going to the toilet - the blue lagoon is reference to the use of blue tablets that colour the water in the toilet.
by Theodore H Biscuit October 14, 2010

by Youarealllame November 7, 2003

A sex Position where your Partner is submerged underwater, while you cum. Then your Partner has to try eat it like fish food.
by The Milk Man™ April 26, 2020

by valiant thor December 1, 2014

by Yung Zilly February 23, 2021

Feeding tube day is on the 24th of July on feeding tube day you have to give someone with a feeding tube a drink
by Patflin July 24, 2024

Getting really drunk at a party, throwing up all over someone, and then making out with them covered in puke, like when a mother bird feeds her children puke.
I thought the party was going to suck because I was so drunk, but then me and some girl did something called "Feeding the Birdy."
by trallplayer017 June 19, 2007
