felonious 

"Felony" like. Up to no good.
Any activity you could probably catch a felony by participating in.

1."What's that guy doing behind that building?"

"I don't know, but it looks pretty FELONIOUS."

2."She's the biggest troublemaker I know, totally FELONIOUS."

felonious by Bonnie Kate March 11, 2010

felonious 

Since felonies are considered crazy( or calamari )
felonious is a slang term for crazy

That bitch was felonious!

felonious by Steen November 12, 2004

Felonious 

Engaging in acts of fellatio while listening to the greatest hits of famous jazz great, Thelonious Monk.

Man that felonious was FUNKY.

Felonious by Stillnosenseatall July 1, 2019

Felonious Spunk

Sexual assault committed while jazz music is playing.

He prefers modal jazz when inflicting his Felonious Spunk.

Felonious Spunk by Lars von Schittenberg October 22, 2012

Felonious Thelonius 

A nickname given to the great jazz pianist Thelonius Monk due to the friendships he had with cultural rabble rousers like Allen Ginsberg and Timothy Leary.

We love the freedom we feel when Felonious Thelonius sets us on fire!

Felonious Thelonius by Dr Bunnygirl June 27, 2020

Felonious fart 

A silent air biscuit so vile and disgusting that the perpetrator should do time for such an assault.

Carl made the crowd scatter following his felonious fart attack.felony fart

Felonious fart by Richard Annballz April 5, 2016

felonious shit 

Activities of a felonious nature.

When me and my boys are rollin' through the hood, we up to some felonious shit.

felonious shit by Nosefuckers Incorporated September 28, 2013