Top definition
a. Without a doubt; certainly
b. In fact; in reality
c. the act of agreeing.

d. simulaneously concurring while being a smart arse

used in place of the word "indeed".

Since its creation in 2008, invented by the most wonderful person in the world, the "ium" fad has emerged.
PersonA: "do have a massive schlong?"
PersonB: "indeedium, it's that gigantic that in the morning when i crack a wood.. i dont just pitch a tent, i thrust a hole straight through the roof"
PersonA: "i see, well that would explain why your house has 12 sky-lights and 15 fire places"
PersonB: "indeedium"
by NessaceryAction August 27, 2009
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