Top Definition
fxn
Shorthand for the word "function". Typically used in a mathematical, computer programming, or engineering sense, it can also be used in other contexts.
Mathematics: "Note: relearn trig fxns..."

Computer Programming: "Instead of creating a global variable, create a private variable with accessor/modifier fxns."
by Whit3y January 17, 2011

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Fxn
A quicker way to say "fucking."
Omfg, my boyfriend is fxn pissing me the fuck off!!DX
by killakyraskeetskeet June 13, 2010

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