SND

SND, or snd, may refer to:
 * Scottish National Dictionary
 * Serbian National Defense Council, a Serbian diaspora activist organization
 * Sinus node dysfunction
 * Slovak National Theatre (Slovenské národné divadlo)
 * SND Arena, an indoor multi-use venue in Asunción, Paraguay
 * SND (band), a Sheffield-based electronic music duo
 * SND Experiment (particle physics)
 * SND Films, film distributor
 * snd, the ISO 639-2 and ISO 639-3 codes for the Sindhi language
 * SND, the National Rail code for Sandhurst railway station in the county of Berkshire, UK
 * SND, the post-nominal letters of a Sister of Notre Dame de Namur
 * SND, the post-nominal letters of a Sister of Notre Dame of Coesfeld
 * Society for News Design
 * Various digital sound file formats using the .snd extension
 * Search and Destroy as a gamemode predominantly in first-person shooter titles; the formatting used is often "SnD".