Meaning "no", it is only expressed in a strict and robotic manner-a mix between Megatron, the transformer, and the word negative.
"Hey Optimus Prime, are we going to movies today"?

"Negatron."
by Izzeee August 29, 2011
expressing denial or refusal; saying "no"
Did you see the game yesterday? negaTRON.
by Mandy March 28, 2005
one who continously views all subjects in a negative way on a dialy basis.
someone who is watching a football game with you and thinks everything and everybody in the game sucks and chooses to voice his opinion every other second would be considered a negatron.
by eric alexander de la cruz August 19, 2006
How robots say no.
Are your batteries sufficiently charged?

Negatron.
by T Macalicious April 07, 2014
Used in order to shut any dumbass up, or your a fuckin idiot.
That's a negatron, biyatch!
by Pat Heil October 25, 2003
the epitome of awesome, the keeper of hip hop secrets, eazy-e in a white body, king of bad ass-ness, and putting losers in place. negatron is also commonly known as 'the black transformer', due to the reference in his name to how eazy-e and other members of the notorious gang NWA say 'nigga!'.
negatron is in motion!

neganeganeganeganeganega-tron-ah!

common phrases used by negatron the great:
'neganeganeganeganeganega puhleeze'
'why do I call myself a nega so quick? 'cause i can reach in my draws and pull out a bigger dick'
by negatron™ June 22, 2005

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