Top Definition
A gross and terrible guitar sound, formed by combining flanger and reverb effects.
Oh man, she's using flerb? What is wrong with her?
by prototeutonic@gmail.com November 11, 2010
1 more definition
A sound Batman makes while fighting evildoers
And then Batman was like... "Bang... Pow... Flerb!"
by A concerned citizen in america November 09, 2009

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