A slug is a member of the most elite group of people in the world. They qualify by being the best in every situation, going the hardest in all aspects of their life and they always work to eradicate the anti-slugs a.k.a. ants.
What's up my slugga?
Yo did you slug that girl last night? You're the biggest slug I know!
That Mike kid is totally unchill.
I know dude he might be THE anti-slug.