Slug 

A `catchline` in CS50 that is used to identify Problem Sets

The slugs allow the command(check50/submit50) to know what problem is being checked/submitted.

Slug by CS50 April 15, 2022

Slug 

A large amount of a controlled substance racked into the shape of a thick line (slug) as it creates a slug like trail across the surface it’s poured onto

Dude 1: Hey bro, you’re sweating man, maybe you’ve had too big of a slug

Dude 2: Yeah man, I’m feeling fucked I need water, that slug has killed me off

Slug by YP420 April 25, 2022

slug 

To relax, chill, lie down or sleep, not moving much. From “sluggish”

After dinner, let’s just slug.

slug by Tiernan47 July 20, 2022

Slug 

A slow, lazy, meek and/or generally useless person. One of the most underutilized and versatile words in the English language.

Damn Arun, why are you taking so long to slam that PBR you slug. You're the biggest slug bug in a rug I have ever seen.

Slug by broncobuddy November 17, 2022

Slug 

Slang for a homeless person and can be quite offensive in nature. Analogous to how slugs are technically homeless snails.

You hear about the boys gettin laid off? They 'bout to be sluggin' it!

Slug by yournakedwindowneighbor January 23, 2023

Slug 

A large fat person who leaves a nasty trail behind

“Oh look, you can tell that slugs been here”

Slug by Master Slug May 22, 2023

Slug 

A snail without its shell

Mark: Hey James, what do slugs look like?
James: Oh! Like this! *takes a snail and removes its shell*

Slug by CoolotakuB) May 24, 2023