1 definition by FYIMASTER

Top Definition
FYI
For Your Information OR Fuck You Idiot!
person1: 'The sky is green'

person2: 'FYI (For Your Information) its blue'

person1: 'The sky is green'

person2: 'FYI (Fuck You Idiot), its blue'
by FYIMASTER July 12, 2010

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