Meaning Good night, sleep tight
Type Acronym
Rank ★ ★ ★  Common
Usage Online Only (chat, messaging, e-mail)
Comments GNST is a simple way to end a late night conversation. However, you should make sure the recipient knows what it means, since it may otherwise sound rather brash.
Example "Thx 4 chatting with me 2nite, gnst."
Updated July 13, 2010