an action to merp or merping around
merping should be experienced for ones self.
Merp has no limits

you decide how you want to merp it up
Ben: Hey Sienna how was your weekend?

Sienna: Ah pretty chill you?

Ben: Mhmm just did some casual merping

Sienna: Sounds rowdy, you really know how to merp it up
by Merpislife November 6, 2010
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Ejaculation.

Used only for comedy purposes. Never used to announce actual ejaculation.

Inspired by Jersey Shore, and then takin to a whole nother level.

Opposite of Derp.
Some hot cheeks walk by.
Jake: "Merp"

Some hotter cheeks walk by.
Jake: "Double Merp"

Grade-A milf cheeks walk by.
Jake actually merped his pants.
Jake: "I got to go to the bathroom"
by ShredGnarShark July 3, 2012
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The word one would use instead of saying "sex".
by mandy25marks June 11, 2012
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A sound where a fake laugh is made.
X: WAHAHAHHAHAHAHAHA

what others hear

Me: merp merp merp merp merp

X: HEY I DONT SOUND LIKE THAT!

me: MERP MERP MERP MERP MERP!
by xiaou213409 November 21, 2013
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a word said when an awkward conversation is happening to make things less awkward,quiet or can be used as an expression of saddness or to change the conversation
boy: wanna make out

girl:....um no

boy: merp
by ur dad 84 69 June 30, 2012
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a word to say when you dont know what so say
by shhommeeoonnnee February 28, 2012
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