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.
(n); the act of being serious
Your lack of seriousity in this issue is disturbing.
describing a situation or a problem that has to be addressed immediately with highest priority. The word is used when no other word suffice to explain the extent to which a topic is important.
The Secretary General encourages all delegates to address this issue with the utmost seriousity!
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!