An acronym used in the Harry Potter fandom to refer to the four characters in the Harry Potter book series who called themselves The Marauders. Stands for Moony, Wormtail, Padfoot and Prongs.
The word you use when you've run out of words to say; a filler word of sorts; something that sounds cute but screams 1,000 thoughts all at once, and yet, only you know what it truly means.