1 definition by M.C. Owl

Term that defines a situation as concerning, important, or extensive. It is similar to the adjective "serious" but is most often used sarcastically, to imply stupidity or pointlessness.
Teacher: "Alright students, I hope you studied for this test!"
Student(to other students): "Yeah, I did some seeryous studying last night."

Teacher: "Okay kids, time to take a test!"
Student: "You're seeryous, aren't you?"
Teacher: "Well yes, I am."
Student: "Hehe."
by M.C. Owl March 22, 2009
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