look up any word, like rockabilly girl:
 
1.
In the UK, to die, usually a natural death.
three packs a day?? You'll pop your clogs before you time, sonny Jim.
by Observer54 November 28, 2006
 
2.
to kill someone
If you don't shut up, I'll have Caroline pop your clogs.
by JOE August 26, 2003