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Coined by Michael Ian Black in his book "My Custom Van". It is a shorthand word he invented for "it was awesome."
From the chapter "This Is How I Party":

"I twirled it around like a baton and let the majorettes fight over it. Which they did. ALL. NIGHT. LONG. T'wasome!"
by lefthandedpanda January 30, 2010
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Sep 9 Word of the Day
the thing that you don’t have when you’re phones percentage is over 20
phone: why don’t you go to sleep tommy it’s 2 in the morning?
tommy:why don’t you die you dumbazz
by lik_frls_dis.me February 12, 2020
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2
The meaning of being Awesome, and being on Twitter at the same time. You're sharing your awesomeness with the world of Twitter, thus making you Twasome. Just by updating, you are thus, twasome, if you're awesome, AND ONLY, if you're awesome.
"I just updated my status, it was totally twasome"

"being twasome"
by Reef Surfer (B.AM.Z.) July 21, 2009
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