1 definition by Douglas J. Kozlowski

Top Definition
1. the sound an irate or horny penguin makes
2. a fuzzy beep
Penguin 1: wanna fuck?
Penguin 2: Merf!

Dude 1: Yo, that car just totally merfed at me.
Dude 2: Dude brah, that's merfed up. Pass the bong.
by Douglas J. Kozlowski August 18, 2006

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