Hud

It's those mxit abbreviations from back in the day that means "How u doing"

Guy: Hi
Girl: Hi
Guy: Hud
Girl: Gud u
Guy: Gud, wud?

Ukutula-tula

Ukutula-tula is isiBhaca word meaning to wander around.

Ebetula-tula yonke indzawo.
He was wandering all over the place

Mugu

A person who is always doing stupid things.
A foolish person.

Nnenna be mugu oh.

Ass-kom

Also known as Eskom - Those assholes who are supposed to be providing South Africa with consistent electricity supply but instead they bring us consistent Load Shedding.

It's dark again. Blame ass-kom.

Imoto

Imoto is a Nguni term for a car.

Xhosa: Ndiyayithanda imoto yam.
Zulu: Ngiyayithanda imoto yami.

Dokafleh

Used clothes; pre-owned clothing and shoes (from abroad)

Please buy me dokafleh sneaker

Mswapheni

A person, usually a blesser or sugar mama who just swipes his/her card without any hesitation.

We are out of beer... mswapheni
We are out of meat... mswapheni

Moer

To beat someone to a pulp.

Can also be a swear word in Afrikaans

I will moer you.

Hun

Hun is a South African slang term for a girl or chick.

Khayelitsha huns will finish your money and leave you.

Aweh

This word can be used in any context. You can use it to greet, to say goodbye, to indicate you are happy. Etc.

Guy 1: Aweh bro, howzit?