sifad 

this brown kid who calls his braces a "grill" and builds robots in his spare time.

"oh him? that's sifad, he's just building another robot."

sifad by just a guy on urban dictionary January 17, 2018

Sifa

A sweet girl, who will make you laugh till you can’t breathe. She will always be there for you and stick up for you when you need her. She has a great personality and is a genius! Sifa will forever be a name to remember.

Regina: WOW look at Sifa SHES MY BEST FRIEND!!

Sifa by batgirl456 May 25, 2018

Sifar 

(Often Poetic) Nothingness, Absolute emptiness.

It feels like sifar!

Sifar by localtalk March 13, 2020

Sifart 

The ability to sit and fart at the same time.

Sometimes I tease my brother and sifart on him.

Sifart by Spikestrike27 August 15, 2019

Sifat 

Sifats are wonderful, tall, caring and self-centered. Sifats put themselves before everyone else but they work the hardest. Sifats are Leaders that want to take control and make sure everything right, usually don't take advice from anyone. Sifats are built to change the World and make sure everyone gets what they deserved

Look how bossy Sifat is, but he's right tho!

Sifat by sidemen_fan December 15, 2021

sifahsm 

Acronym for:

Someone-is-fat-and-has-stretch-marks

It is more widely used with someone who has a name starting with an "S." Replace the person's name with 'someone.'

Ex. Shea/Shroeder/Stuart/etc.

"Let me through, sifahsm."

"Hey sifahsm, what time is dinner?"

sifahsm by P.Diddy Davis May 5, 2009

SFAD

Sexually Frustrated Anxiety Disorder

Doctor: Mr. Kellogg due to lack of sexual activity I believe you are suffering from SFAD!

My girlfriend got a call from her husband and had to leave early, now I have SFAD!

It's day 10 with no sex I think SFAD has set in!

SFAD by TBGibby May 14, 2019