SD
SD definition by Slang.net
This page explains what the acronym "SD" means. The definition, example, and related terms listed above have been written and compiled by the Slang.net team.
We are constantly updating our database with new slang terms, acronyms, and abbreviations. If you would like to suggest a term or an update to an existing one, please let us know!
Can you survive our Dungeons & Dragons slang quiz?
An acronym that is referenced when saying goodnight to another person; used to wish a person pleasant dreams; often used when chatting, texting, or on Facebook; similar to GNST.