Clef 

A really mysterious or weird person

They like to cause chaos

Stop be a Clef

Clef by Mr. Epicgames June 4, 2021

Clef 

A scary crybaby that got a lot of mouth

Kamel is a clef because he cryes at everything

Clef by Jasmin Nicole Anderson May 1, 2019

Clef Pallet 

Hole in the roof of the mouth caused during development in the womb. Often accompanied with a Hare Lip, an open space in the middle of the top lip.

Clef Pallet is a deformity which can be repaired in childhood, usually after birth.

Clef Pallet by CBUK1066 November 14, 2007

clef girl 

-a female that plays bass

Drummer- Dude, i need a bassist for my new band.
Guitarist- Man, i know this totally hot clef girl that wails. You should check her out.

clef girl by Heather The Great April 2, 2005

clef pallet 

When a child is born and their upper lip is connected to their nostral(s).

Some ways to identify a former clef palleter (someone who was born with a clef pallet) is to look for the following:

1. scarred and/or twisted upper lip
2. they have a mustache
3. the have a terrible lisp

Yo Dean, check out that guys clef pallet, he looks like a wounded duck.

clef pallet by Skott October 11, 2004

Clef-162

A man who will never rate TA13OO & gives kanye a 7.

Have you heard of Clef-162?
Oh yeah he gave kanye a 7, I hate him. -twitter user @mangoezzzz

Clef-162 by underhanded October 7, 2020

Dr. Alto clef 

A weird SCP foundation researcher known for keeping children in his basement (DON'T USE THE NUMBER "239" INFRONT OF HIM). he mostly remains quite to not scare people, occasionally causes chaos. There are rumours about him being attracted to sarkic flesh stuff and especially SCP-173. He uses redactions a lot.

someone: hey, Dr. Alto Clef how's your day
Dr. Clefy: data expunged, you?
someone: yes fine *confused*

Dr. Alto clef by a random funny person August 12, 2021