ST5 

A clingy person who achieves stage 5 status.... the highest possible

Victoria is an ST5. She’s got more cling than a crab on a pubic hair wrapped in Saran Wrap.

ST5 by Skiddy1 July 19, 2018

ST5 

ST5 is a word used to substitute any word in the English dictionary. It can substitue a noun, a verb, an adjective, and so forth. Although ST5 can literally mean just about ANYTHING, it usually has a sexual innuendo. Also, ST5 usually has a negative connotation.

ST5 is also a tax exemption form.

"Wow, that dress you're wearing is so ST5!" -- replaces gorgeous or hideous
"Hey, gorgeous, do you want to go ST5 with me?" -- this can replace a various of verbs from grabbing coffees, dancing, and hooking up.
"You are such an ST5!" -- classic ST5 insult.

ST5 by TheST5 December 26, 2008

HUY ST5K 

ST5K is a daily 4G/5G data plan from Viettel, costing 5,000 VND for 1 day (24 hours). It provides about 500 MB–1 GB of data.

This post so cursed, i'm gonna HUY ST5K

HUY ST5K by SonThanhVN October 9, 2025