deficiente 

Used in Italian to tell someone is really, really, really stupid.

"Tu sei proprio un deficiente" -> "You're so stupid"

deficiente by Mr6060 May 19, 2020

mentally deficient 

a term used to describe someone who is very stupid or acting like a idiot, commonly used as an insult or a joke

this is a post done by the_real_panzerking

"you cleaned chocolate ice cream with bleach, you are literally mentally deficient

mentally deficient by Panzerking December 9, 2018

hoodrat deficiency syndrome

Also known as HDS, hoodrat deficiency syndrome is a serious ailment resulting from a lack of easy hoodrat poon so far in one's life. Often found in individuals recovering from a recent bout of virginitis.

HDS can lead to reduced self-confidence, fear of girls, and repetitive stress injuries in the wrists.

Usually cured by slaying 30-40 hoodrats.

"Man, why is Max such a pussy around girls?"
"Oh dude. He's got hoodrat deficiency syndrome."

"Thanks urban dictionary! Now I know I have HDS!"
"Word son, now go romp on a bunch of uggos till you realize bitches ain't nothing but hos and tricks.

hoodrat deficiency syndrome by Dr_Steve February 8, 2009

osmosis deficiency

A deformity in the cell membrane that causes water to not move through the cell efficiently, thus lowering the ability of the osmosis process to carry nutrients. Parts of the body start to shut down due to large amounts of malnutrition (effects of Osmosis Deficiency include but aren’t limited to, lose of basic motor skills, the body shutting off access to certain parts of the brain limiting communication skills) early symptoms often resemble severe dehydration. Osmosis Deficiency is a rare disease but it is still possible to catch, their is no proven way to prevent the disease but it is often believed that pomegranates can cause your body to have a harder time defending agents the disease.

I feel bad for Brent he has trouble communicating his thoughts since he got infected with Osmosis Deficiency, he used to speak in such an intelligent way but now when he speaks it’s just comes out as a jumbled mess.

osmosis deficiency by ThatguyP May 30, 2019

sarcasm perceptivity deficiency 

Sarcasm perceptivity deficiency is a socially crippling disorder which renders the sufferer oblivious to sarcasm and leads him to treat sarcastic remarks as if they were sincere.

An interaction with one who suffers from sarcasm perceptivity deficiency might go something like this:

Omar: Hey, let's have an in-depth discussion on existentialism and the significance of man!
Katherine: Gee that sounds reallly fun
Omar: Excellent, so Søren Kierkegaard...

sarcasm perceptivity deficiency by ladybugbunny February 14, 2010

Moral deficiency 

Moral deficiency is a person who lacks honesty, integrity, shame, guilt, and lack of control..

Most of us are relieved to find out we have a sickness instead of a moral deficiency..

Moral deficiency by anonymous November 6, 2020

REALITY DEFICIENCY SYNDROME 

REALITY DEFICIENCY SYNDROM, or R D S. A term used for someone who "just doesn't get it." Failing to accept the truth. Someone who lives in a fantasy world and cannot accept reality.

Julie just can't accept the fact that Dave dumped her for Mary. She still thinks he loves her deep down inside. Apparently, she is suffering from an acute case of REALITY DEFICIENCY SYNDROME or R D S.

REALITY DEFICIENCY SYNDROME by TIMJB1 May 16, 2007