A yoohoo is someone obsessed with a certain muppet. Her home is usually R&S on yahoo answers and she trolls uncontrollably. A Yoohoo also makes others mad by stealing aways muppets. She is also obsessed with the Disney Princesses and she despises report monkeys.
by mymouth February 6, 2010
Get the Yoohoomug. Adjective: when two people have sex in a pool of yoohoo chocolate drink and conceive a baby that has big boobs and a yoohoo box penis.
by marammy January 28, 2009
Get the Yoohoomug. by AG February 20, 2004
Get the Yoohoomug. by ths1161969 November 18, 2011
Get the yoohoomug. Slang for the children of a single mom. Deriving from the fact that if you sleep with her and spend the night, you will have to buy her kids a yoohoo the next morning.
by B. Hanback January 18, 2008
Get the yoohoomug. a word sometimes used to convey excitement, particularly on facebook, by idiots who don't know that the word is just a chocolate drink. it should be woohoo.
it's friday! yoohoo!
by theonlyjason November 23, 2009
Get the yoohoomug. 