diff --git a/include/wx/defs.h b/include/wx/defs.h
index 947721ee8c..1fc466a7dc 100644
--- a/include/wx/defs.h
+++ b/include/wx/defs.h
@@ -652,8 +652,6 @@ enum
  */
 // use native docking
 #define wxMB_DOCKABLE       0x0001
-// make all menus tearoff menus, even if not set on per-menu basis
-#define wxMB_TEAROFF        0x0002
 
 /*
  * wxMenu style flags