When you cum so hard that your balls retract into your body, along with your legs until you fold into yourself and turn into a car like a transformer.
You: Hey mum, when did you get a new car?
Mum: Oh that’s just your best friend. He had a mega ultron cumshot after fucking me last night.
by Sussy Bussy DaGussy June 01, 2021
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the process of which someone/somebodies smoke one or more vapor bongs. in all context, ten at the very least.
Ben visited from Batesville; we showed him "mega vaping." His bong with chronic never compared.
by megavapor March 26, 2010
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A mega virgin is a person who hasn't had any sexual contact with the other sex ex. (holding hands, hugging, etc.)
Me: Hey man I was to a party last night where I made out with a girl for the first time!

Friend: Oh that's nice so you are no longer a Mega virgin
by Le1f May 10, 2019
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A white person that eats kale, is a vegetarian or vegan, uses adult coloring books. They watch football but don't know the rules. They have trouble understanding or even condoning the slightest racist joke.
Did you see Sharon eating kale?
Yeah, she is Mega-White.
by Nvt2126 December 10, 2018
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where you pull down a smokin hot babes pants down, but she has a penis so it smacks you on the chin
last night i had a mega whoopsie daisy
by chaseisab*tch February 19, 2021
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the outcome when 3 very good male friends decide they need to take their relationship to another level. Taking place usually in a third party bedroom (e.g. Four star hotel or higher) the 3 musketeers will all slowly remove their clothes, take a deep breath then proceed to plat their members into the now famous 'mega willy' as the penises entwin the 3 friends can reflect on what a marvellous time they have had up to know and think of the excitement still to come.
Ah it was amazing, we did mega willy last night we're even closer now
by Dr. Platcock MD November 23, 2016
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Someone who uses words as different meanings at different times. These peaple will have secret or non-secret meanings to the word with different peaple.
Dude one: "Did you see Mat today! Hes such a toob!"

Dude two: "You used that new word on me earlier! What does it mean!
Dude two: "Well when im using that word on you, i mean total noob. When on Mat im referring to a tool+noob"
Dude one: I never expected for you to be a Mega Word Switchup type.
by You know that it is me July 27, 2011
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