diff --git a/speaker.py b/speaker.py
index 1405d6659..00915aa29 100644
--- a/speaker.py
+++ b/speaker.py
@@ -89,6 +89,12 @@ def _speakerPronounce(baseDir: str, sayText: str, translate: {}) -> str:
             "Gmail": "G-mail",
             "OpenPGP": "Open P-G-P",
             "Tor": "Toor",
+            "foss": "free and open source software",
+            "floss": "free libre and open source software",
+            "FOSS": "free and open source software",
+            "FLOSS": "free libre and open source software",
+            "oss": "open source software",
+            "OSS": "open source software",
             "🤔": ". " + translate["thinking emoji"],
             "RT @": "Re-Tweet ",
             "#nowplaying": translate["hashtag"] + " now-playing",