fiendishly

totally focused , without regard to anything else

That skateboarder was fiendishly focused on that trick.

by thunderzap November 27, 2011

fiendishly shadowing

To fiendishly shadow is to watch hentai for over 48 hours, and only stopping to eat. Frequent fiendish shadowers will often become fiends, and will normally be morbidly obese because of the nature of the activity.

Wow, fiend was actually fiendishly shadowing last week. I thought he was just sick, but he still smells like cum and pizza.

by CowCentralTootToot February 27, 2019

fiendish

Devilish,spiteful,,frightening,alluring ,

The masked man said in a fiendish manner...
It was a fiendish place to look at...
The girl danced in a fiendish manner...
Grimly Fiendish...The Damned

by Fiendish Female April 21, 2006

fiendish

Used to describe something (eg. an all-nighter) a bit mad/crazy/wicked etc. for various reasons, usually relating to alcohol/drug intake.

"did you see how many bennie's kel did last night?!!"
"yes! he had such a fiendish one the nutter!"

by little sister of eluria July 1, 2006

fiendish

the way to be.

Did you see that girl? She was so fiendish i got a stiffy!

by FiendishPhoenixx February 3, 2004

Fiendish

Fiendish: A Scottish catchphrase

The quality or state of fiendishness/being fiendish.

Can refer to sex, cool things, cute things, difficult things and things that capture the essence of spooky, radicalness and more.

"We were fiendish last night" 😏

"That's so fiendish!" 😈

"My dinner was so totally fiendish"

"That music artist's new album was hella fiendish."

"My gym session was so fiendish!"

by Lil Fiendy November 28, 2021

Fiendish fiend

Someone you absolutely despise because they have annoyed you for so long. Usually used in a comical, or sarcastic sense.

Person A: You Fiendish Fiend!
Person B: Hah! got your nose!

by Lord Jonathan Elton June 9, 2015