Index: wp-content/themes/twentyfourteen/js/functions.js
===================================================================
--- wp-content/themes/twentyfourteen/js/functions.js	(revision 37059)
+++ wp-content/themes/twentyfourteen/js/functions.js	(working copy)
@@ -119,6 +119,19 @@
 		$( '.primary-navigation, .secondary-navigation' ).find( 'a' ).on( 'focus.twentyfourteen blur.twentyfourteen', function() {
 			$( this ).parents().toggleClass( 'focus' );
 		} );
+
+		// Enable hover for dropdown menu for touch devices
+		if ( 'ontouchstart' in window ) {
+		    $('body').on( 'touchstart.twentyfourteen',  '.menu-item-has-children > a, .page_item_has_children > a', function( e ) {
+		    	var el = $( this ).parent( 'li' );
+
+				if ( ! el.hasClass( 'focus' ) ) {
+					e.preventDefault();
+					el.toggleClass( 'focus' );
+					el.siblings( '.focus').removeClass( 'focus' );
+				}
+		    } );
+		}
 	} );
 
 	/**