1. Leader of the decepticons

2. Deadliest NFL wide Calvin Johnson
1. "There goes Megatron terrorizing cities, and fighting optimus prime."

2. "Megatron with the 60 yard reception!"
by Ricky Tang July 06, 2014
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Megatron

A lady who is better than a average 10/10
look at that bird over there she is a absolute megatron !!
by Optimus Prime transformer April 13, 2019
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Leader of the Decepticon Transformers. Transforms into a Walther pistol, but rarely actually does so in the TV series on account of this being a particularly useless thing to transform into. A psychotic, maniacal genius, Megatron is pure of evil and huge of gun.
"Megatron: sort of like Darth Vader, but simultaneously not."
by Popcorn December 01, 2003
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Evil leader of the Decepticons. His goal is to rule the universe and destroy everyone in his path....even one of his warriors.
Join me and I shall send you into battle, Defy me and I shall send you to oblivion!!--Megatron (from transformers Energon) quote
by Aimee January 10, 2005
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1.(Pronoun) Vile, Despicable leader of the Decepticon Army during the first 2 seasons of the G1 Transformers series during the 80's. Came up with many plots and schemes that were often foiled by the Autobots. The only time he came closest to victory was during the last episode of Season 1..Heavy Metal War.
Shockwave: Laserbeak returns Megatron..
Megatron: Welcome Laserbeak! Unlike some of my other warriors, you never fail me!
by El Diablocron December 23, 2005
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Leader of the mighty Decepticons/. No one stands in his way. ALL HAIL MEGATRON!
Decepticons, All Hail Megatron!
Starscream, no one dares to take over me and you as well
by Allhailmegatron May 19, 2020
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