Quick SUS Definition
SUS means See You Soon.
The Full Answer
SUS is a slang abbreviation that stands for See You Soon, which means goodbye.
SUS is mostly used at the end of a text or other message as a friendly sign off.
SUS often means that you’ll see (or communicate with) someone soon via social media rather than necessarily in a physical sense.
You can still use sus even if you’re not likely to actually see the other person soon.
Sus is also a slang abbreviation for suspect or suspicious. When used in this way, sus means that you are describing someone as untrustworthy, devious or deceitful.
Where Would You See SUS?
In texting… and chat… and on messaging apps, such as Snapchat… and social media, such as Instagram… and Facebook… and Twitter.
Happy birthday to my favorite lil bitch❤ I love you sus.
Time for my date sus.
The flu has beaten me, I’m going to bed sus.
Other SUS Meanings
Suspended chord (music).
The word “their” in Spanish.
System Usability Scale (systems engineering).