(n); the act of being serious
Your lack of seriousity in this issue is disturbing.
by Ins0mn* March 31, 2005
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The trait of being too serious for your own good.
Relax buddy, you've got way too much seriousity.

Seriousity killed the cat, and by cat I mean you.
by Isakilla April 26, 2007
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a way of being serious. not joking. not lying. being fucking serious. like seriously...
carolina: can i come over to your house later for gossip girl tonight? and THEN we can finish our science project...

ixell: dude are you sure? won't that be tiring?

carolina: no douchebaguette. it'll be cool. i'm serious.

ixell: you sure?

carolina: yeah bitch, i'm talking seriousity!
by cee_ess_ness May 19, 2009
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Used to back up a statement that is strongly true.
Person A: Dude, the performance of Berlioz's "Symphonie Fantastique" was the best thing ever!!

Person B: For seriously!
by Sho Fo-Sho March 10, 2009
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"no, like, seriously we did!"
"don't go, seriously."
"seriously, you don't even know."
by BaBiedoll November 27, 2003
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This term is usually used after saying a non-intended humorous quote or phrase.

This term can also be used to put a serious twist on your joke, and frequently intensifies the situation.

It is also used to make a joke more humorous, this is called backing-up(usually used after your not-so-funny-joke)
#1:
Person 1: Yeh i got a vest the other day!
Group: HaHahahAhAh
Person 1: but seriously

#2:
Person 1: I've got a vest....jokes....but seriously
Group: HaHahahAhAh

#3:
Person 1: Vest are only for 'homos'
Group: *cough*
Person 1: but seriously!
Group: HaHahahAhAh
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After a sentence, either sarcastic or serious when people have started laughing, use 'No seriously' to either show

A) You're serious and want them to stop laughing because it's not funny
or
B) You're taking the piss out of them by not being serious
Amy "Hey Ashlee, do you want to come with me and my extended family to woop woop for a month or two? It'll be super fun!"
Ashlee (laughs) "Yeah, a month or two in woop woop with your extended family will be super fun!"
Amy (pissed off) "No, seriously. I think I'll go ask Sarah. (under her breath) Bitch."

Jim "Dude, last night I had a totally rippin' threesome with Carmen Electra and Jessica Simpson!"
Joe (laughs) "Like fuck you did"
Jim (laughs) "No, seriously. I jacked off alone to Judge Judy."
Joe (disgusted) "Oh, dude" (leaves)
by Kateus December 30, 2005
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