a word to fill the silence with the hopes of making the other person laugh.
I said moop and things were comfortable again.
by Jeanette October 23, 2003
The name of Stan, Kyle and Kenny's band on South Park.
Cartman's Christian rock band, Faith +1, went on to make millions of dollars while Moop decided to protest illegal downloads of music.
by Bubba Bubba Bubba April 19, 2007
Noun: derogatory slang; a stupid bastard

Verb: to move about aimlessly with no real sense of purpose, perhaps due to stupidity or depression
Noun: Look at that big moop over there in his jorts. What a loser.

Verb: He's been mooping around ever since his jorts got stolen.
by Big Moop September 14, 2008
1. Offensive term used to describe the mentally and physically challenged; slow witted, uncoordinated, stupid. retard downie

2. The name of Kiles band in South Park
Ex. moop-ball - A way to describe the quality of a sporting event. Co-ed softball can also be referred to as "Moop-Ball" because the quality of the game is so poor.

Ex. After your third car accident in a year your driving skills can be described as moop-ish or moop-like.
i.e. You drive like a moop!

by mgilly August 23, 2007
The mixture of excrement and mud on the floor of a Johnny-On-The-Spot, especially found at rainy festivals.
1. I went to the bathroom and sat my purse right in a patch of moop.
2. Under the tent at the festival, there was a stench that made us all wonder if what we were walking in was not mud, but actually moop.
by PopeDarren September 16, 2008
When someone who is clearly stupider and less capable than you undermines you at work by making a completely stupid point to make themselves feel important.
Diana said,"Carolyn, of course this is an amazing report that you have spent hours working on that I couldn't possibly understand. I noticed, though, that you often used semi-colons and sometimes used colons for your lists. Be consistent"
Carolyn replied, "Don't moop me."
by DaManaga September 04, 2013
n. any of a species of greasy-haired, pedophilic co-worker who invents stories about a fictitious life, makes jokes so bad your eyes run, and is generally incompetent, but suspiciously still employed.
"That guy brought down the entire development server for the third time today and now he's having lunch with the boss. He must be a real moop!"
by moop_go_boom March 25, 2010
(n) The sound that one makes when they sit around all bored like and say "moop."

(v) to moop -- The act of sitting around not doing anything but twiddling ones thumbs and making the sound "moop."
Gary sat at his computer screen and having reached the end of the internet with there being no more exciting websites to read, started twiddling his thumbs and saying "moop."
by insinternets December 05, 2008

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