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smackass 

(v) to be extremely lazy, refraining from situations that involve energy such as physical activity and or body movement.
(n) one who refuses to do anything benificial with their time
Yo what are you doing man, you tryin to go to the Y?
Na man, i got shit to do. I gotta smackass from at least 12-4. Yeeeahhh
smackass by getoffme January 18, 2005

smackass 

A combination smartass and jackass is a smackass
Phuong is a smackass.
smackass by Leela H. August 14, 2005

slackass 

A lazy person who expects things to be done for them; a hybrid of a slacker and a jackass.
Do it yourself, slackass.
slackass by innocentsinner March 10, 2005

slackassery 

the act or acts of being a slackass. Also defined by extreme acts of apathy, laziness or lethargy.
Steven has reached a new level of slackassery by getting himself a remote control pivot mount for his widescreen TV so that he can adjust the viewing angle of the TV while laying on the couch.
slackassery by _FILTER_ July 4, 2010

national smack ass day 

April 12. Smack anyone’s ass and say “it’s national smack ass day”
*smacks ass*
Joey: “bruh that’s gay”
David: “nah man, it’s national smack ass day.”

Smack ass (April 13 ) 

On Friday April 13 is smack ass day , you can smack any ass
Smack ass (April 13 ) you smack any ass
More from Urban Dictionary

Pee Calculus

When you have to pee in a movie but don’t want to miss anything, and must do the following mental equation: will the amount I have to pee cause enough discomfort to diminish my attention capacity for the remainder of the movie to an extent which is greater than the amount of the movie I would miss by making a mad dash to the restroom.
I saw Satantango last night, wonderful film but by the 5th hour I had to start doing pee calculus.
Pee Calculus by anorlondo October 1, 2026
Word of the Day on October 2, 2026
Literally "dirty" pronounced with a West Indian accent. Can also have a positive connotation, for example Sean Paul's album title "Dutty Rock".
"The girl is pretty but she corrupt and dutty!"

or, in a positive usage:

"Booya! That freestyle was dutty!"
Dutty by J Hall April 3, 2003
Word of the Day on October 1, 2026
korean word for madam, older woman
Ajumma wait a moment
Ajumma by aintnotinbutnice July 5, 2009
Word of the Day on September 30, 2026

Slop Grenade

When someone uses AI to generate a large document, slide deck, or piece of code/software and tosses it over the fence for you to deal with.
Chad: Hey Brent I sent you the new backend API change to review, it’s only 100 files changed.

Brent: he just tossed me a slop grenade
Slop Grenade by Joe Squid September 28, 2026
Word of the Day on September 29, 2026
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