look up any word, like timebomb:
 
1.
a man with a huge wang
wow! look at murty, he sure is hung
by hoodrat April 24, 2003
 
2.
reticence, silence.
colloquial term for an exceedingly quiet person.
"why have you gone all murty on me, did i say something wrong?"
by mark n\' pat September 03, 2003