diff --git a/telemetry/definitions/commonDefinitions.json b/telemetry/definitions/commonDefinitions.json
index e149f082..b5d865a9 100644
--- a/telemetry/definitions/commonDefinitions.json
+++ b/telemetry/definitions/commonDefinitions.json
@@ -2326,6 +2326,18 @@
                 }
             ]
         },
+        {
+            "name": "amazonq_activeUser",
+            "description": "An active user is when the user sends a message, and the user will be considered active until the remainder of the time window",
+            "metadata": [
+                {
+                    "type": "credentialStartUrl"
+                },
+                {
+                    "type": "result"
+                }
+            ]
+        },
         {
             "name": "amazonq_addMessage",
             "description": "When a message is added to the conversation",