diff --git a/src/material/menu/public-api.ts b/src/material/menu/public-api.ts
index f79665c24380..9f312c406f24 100644
--- a/src/material/menu/public-api.ts
+++ b/src/material/menu/public-api.ts
@@ -6,7 +6,13 @@
  * found in the LICENSE file at https://angular.io/license
  */
 
-export {MatMenu, _MatMenuBase, MAT_MENU_DEFAULT_OPTIONS, MatMenuDefaultOptions} from './menu';
+export {
+  MatMenu,
+  _MatMenuBase,
+  MAT_MENU_DEFAULT_OPTIONS,
+  MatMenuDefaultOptions,
+  MenuCloseReason,
+} from './menu';
 export * from './menu-item';
 export * from './menu-content';
 export {
diff --git a/tools/public_api_guard/material/menu.md b/tools/public_api_guard/material/menu.md
index f9951de12c52..fb66d7fe6fa8 100644
--- a/tools/public_api_guard/material/menu.md
+++ b/tools/public_api_guard/material/menu.md
@@ -326,6 +326,9 @@ export abstract class _MatMenuTriggerBase implements AfterContentInit, OnDestroy
 // @public @deprecated
 export const MENU_PANEL_TOP_PADDING = 8;
 
+// @public
+export type MenuCloseReason = void | 'click' | 'keydown' | 'tab';
+
 // @public
 export type MenuPositionX = 'before' | 'after';