When you're playing hockey and you get a really good goal and you leak a little.
"The goal was so good, he became the leaky canuck!"
When your raw dogging your girlfriend and accidently cum in her so you flip her to the pile driver position then punch her gut as hard as you can
Last night me and my girlfriend were going at it we both finished at the same time but I didn't want any kids so preformed the leaky fountain on her to make sure
When you put a lemon in her pussy and pound it until it makes lemonade
She loves when I give her that leaky lemon
When you narcissisticly turn up to parties, drink all the piss and fall asleep in the shitter.
That C*%t did the dirty Leaky at the Christmas party and never put his hand on his wallet the whole night. What a C*%T!
Getting ass/fist fucked numerous times, boring out the sphincter muscle creating uncontrollable seepage
Little Trevor got his ass reamed by a fist creating a Leaky Leo and it would stop dripping
When someones fat rolls take on a liquid like form or are unable to be contained by their clothes so flop out of the sides, front or back
"That person's fat is coming out of their clothes"-person 1
"Yep they have leaky folds"-person 2
When cum drips out of the butt or vagina suddenly
"Is there leaky frosting on my carpet? Jen I told you to stop screwing Rick on my floor!"