to pull a Maleficent 

to gatecrash a party or an event in a spiteful manner, named after the evil fairy (also named Maleficent) in "Sleeping Beauty"

"I'm worried my ex is going to pull a Maleficent and ruin the party."

to pull a Maleficent by The Jarvmeister September 19, 2009

maleficent 

a badass bitch. one of the many disney villians.

Maleficent was the main villian in Disney's classic Sleepign Beauty.

maleficent by JasmineHHH November 13, 2006

Maleficent 

Derived from the name of the Evil Fairy from the original (pre-Disney) fairytale, Sleeping Beauty.

Verb; to be Maleficent: the act of using power legitimately held over a person or people, but in an unnecessarily harsh or malevolent manner.

The judge was particularly maleficent when he added ten years to the sentence for what he saw as a lack of remorse by the defendant.

Maleficent by Googie Whithers July 3, 2010

malificent 

a badass superhot villian

- Hey, Who's malificent?
- A badass superhot villian from sleeping beauty

malificent by fuhfueufheu April 27, 2014

maleficent 

Maleficent is a neutral word between magnificent and malevolent.
It has two meanings:
1. Either you're magnificently evil.
2. Looks can be deceiving in a good way. (Which means that you may look evil and be perceived to be so, but you're not.)

This person looks maleficent.

maleficent by GCXBU912 April 27, 2016

manefficient 

Something dumbed down so a man can understand it.

This washing machine is very manefficient. It only has one knob with a choice between hot and cold.

manefficient by DLDavis January 16, 2011

maleficent 

an evil creature made to scare and eat aiss.

me: aiss look at this photo of maleficent!
aiss: AAAAHHHHHHHHHHHHHHHH

maleficent by ellie the thot March 18, 2019