Top definition
An adjective characterising subaverage cognitive functioning and deficits in many adaptive behaviors. It can also characterise inevitable failure.
He was barely literate on the IRC channel as it was and kevinly resorted to using SMS speak all the time.

He kevinly tried to get laid that night but all the girls ended up laughing at him.
by Otyat Etsat July 10, 2008
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2
Adverb: To do said action with passion and erroneousness, usually resulting in a type of unreasonable merit.
He kevinly stated his point of view on the matter, so the whole class gave him chocolate.
by See Fay October 30, 2007
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