The anatomical arsehole located between your bum cheeks.
Doctor: "please sir, kindly slacken that noose before I attempt to remove that mobile phone".
by Luke Walton January 21, 2008
A rope used to hang yourself with.
AC/DC lyrics: "Let loose, from the noose."
by Liz Owen May 04, 2006
someone who makes you feel like you want to commit suicide every time they speak, conjuring the image of them being the noose tied around your head as you are about to hang yourself
wow jacob is being such a noose today
by darsenbrindel January 25, 2011