look up any word, like lemonparty:
 
2.
someone who is incredibly ugly. Wayyy past fugly.
Dude: Woah look at that pimple face over there

Dude2: Ew, what a mug-a-tron

Girl: OMG i don't have makeup on today, i feel like a mug-a-tron.
by YaGirl987 February 23, 2011
 
1.
A monumental mug of a man.
E.g. Owen is a mugatron.
by not a mugatron February 06, 2014