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Define Pernicious Meaning

Pernicious
adj. causing great harm, or death, or something else real bad.

DAMN that was a pernicious fart.
By Lucy
Pernicious
Describes something that really messes you up. Most of the time you can't tell at the beginning but before you know it, it really fucks you up.

Person 1: It ain't worth it bro, you know Prozac is pernicious. Don't take it.

Person 2: Too late, I can't get off of it now.

Person 1: Damn, I hope you don't get erectile dysfunction like that other kid.

Person 2: Too late for that too...
By Eolanda
Pernicious
adj: an all purpose word for something cool, hip, or awesome; or evil, twisted, and sick. Also functions well as a nickname.

Example of cool: Dude, Lord of the Rings: ROTK was SO pernicious!

Example of evil: Our algebra homework last night was PERNICIOUS! I didn't get any sleep!
By Ninnetta
Pernicious
The best type of deed!

Freyalise set up us the bomb; Yawgmoth will pay for his treachery; Freyalise performed her pernicious deed.
By Shae
Pernicious Love
Having love for somebody that causes harm towards you, knowing full well it’s bad for you. You want to stop, but you always come back.

“I don’t understand how she keeps coming back to that monster!”

“She’s feeling pernicious love.”
By Cybill
Pernicious Camel Toe
1.anatomical feature in some females of the human species whereby their genitals overhang the boundaries of their clothing, causing damage to the crotch region of their pants.

2. camel toe} so obnoxiouly obvious that you can't help to stare (see Lady Gaga})

If it weren't for her pernicious camel toe, she wouldn't have to buy new jeans every 3 months.
By Pooh