lacking 

/ˈlakɪŋ/
Adjective/noun

A word used to describe someone as incompetent, or in place of them to call them such due to such behaviour or inadequacies

You're lacking.

lacking by IncreaseVocabulary101 June 16, 2021

Lacking 

Behind the times, being lame

I dont know what you talkin bout nigga.
"Nigga you lacking"

Lacking by Megamaan April 16, 2014

Lacking 

the act of looking ur worst or caught simping over another

Have u seen this horrendous picture of Rafa?
Oh my LACKING

Lacking by yoniggie February 1, 2021

lacking 

to try to flip some dope , but not be able to , over your head

man that dude on the corner is lackin yo , he aint sold sh!t all day

lacking by splankinberry August 11, 2003

Lacking 

A sport created by the mortal gods of humanity, Niall and Abdul. This game will not only improve your senses to the maximum capacity it will also heighten your capability in anything you lack.

How its played is you score a point whenever you land a two handed palm down slap on someone's shoulders. This sport is not to be played by the weak minded.

THE REWARD FOR CATCHING SOMEOE LACKING IS UTTER JOY

Just don't get caught LACKING next time

Lacking by habdín November 21, 2020

Lacking 

A sport created by the mortal gods of humanity, Niall and Abdul. This game will not only improve your senses to the maximum capacity it will also heighten your capability in anything you lack.

How its played is you score a point whenever you land a two handed palm down slap on someone's shoulders. This sport is not to be played by the weak minded

Just don't get caught LACKING next time

Lacking by habdín November 21, 2020

Lacking 

when someone has a very small penis

hey dude greg... you should get a penis pump cuz bro your lacking.

Lacking by CKarn February 21, 2007