Empty a Leg

v. Expression used by rough older British blokes to describe taking a really big piss when they've not been to the bathroom for a while.

"Dave - hold on a second. If I don't Empty a Leg right now I'm gonna piss myself!".
"No worries, mate."

by Satandog March 30, 2006

full moon and empty legs

In other words, "Bring it all in"

When there is a full out. Full moon and empty legs.

by Maxxy9458 November 15, 2016