| Acronym | Definition |
|---|
| KLM | Kaiserliche Marine (Enigma: Rising Tide game) |
| KLM | Koninklijke Luchtvaart Maatschappij (Royal Dutch Airlines) |
| KLM | Kingdom Life Ministries (Grand Rapids, MI) |
| KLM | Klub Langer Menschen (German: Tall Person Club) |
| KLM | Key Lamp Module (Norstar) |
| KLM | Keystroke-Level Model |
| KLM | Kirkvaag, Lystad, Mjøen (Norwegian comedy group) |
| KLM | Krutov, Larionov, Makarov (hockey offensive linemen) |
| KLM | Keyboard Layout Manager |
| KLM | Kerr Lens Modelocking |
| KLM | Royal Dutch Airlines, Netherlands (ICAO code) |
| KLM | Krimtholz, Leedom, and Matthaei (bulk acoustic wave model) |
| KLM | Kernel Lock Manager |
| KLM | Keady Livestock Market |