mong-o-tron 

Someone who is utterly retarded (and also possibly a transformer)

Megatron: I will pwn your ass Optimus Prime!!
Optimus Prime: STFU mong-o-tron

mong-o-tron by lemonfreshsmurf March 26, 2007

Mongotron 

The transport network aka The London Underground.

I would never travel on the Mongotron. It's really for the poor people, God bless 'em.

Mongotron by Jonas Vasey March 11, 2004

mongotron 

a mongo transformer

mongotrons wheelchair isnae workin!!!!

mongotron by celticbhoy1888 March 6, 2011