diff --git a/src/calibre/gui2/tweak_book/function_replace.py b/src/calibre/gui2/tweak_book/function_replace.py
index 1cc9cb6177..cde1ca0388 100644
--- a/src/calibre/gui2/tweak_book/function_replace.py
+++ b/src/calibre/gui2/tweak_book/function_replace.py
@@ -8,6 +8,8 @@ __copyright__ = '2014, Kovid Goyal <kovid at kovidgoyal.net>'
 
 import re, io
 
+from PyQt5.Qt import pyqtSignal
+
 from calibre.gui2.complete2 import EditWithComplete
 from calibre.gui2.tweak_book import dictionaries
 from calibre.utils.config import JSONConfig
@@ -93,14 +95,26 @@ def functions(refresh=False):
 
 class FunctionBox(EditWithComplete):
 
-    def __init__(self, parent=None):
+    save_search = pyqtSignal()
+    show_saved_searches = pyqtSignal()
+
+    def __init__(self, parent=None, show_saved_search_actions=False):
         EditWithComplete.__init__(self, parent)
         self.set_separator(None)
+        self.show_saved_search_actions = show_saved_search_actions
         self.refresh()
 
     def refresh(self):
         self.update_items_cache(set(functions()))
 
+    def contextMenuEvent(self, event):
+        menu = self.lineEdit().createStandardContextMenu()
+        if self.show_saved_search_actions:
+            menu.addSeparator()
+            menu.addAction(_('Save current search'), self.save_search.emit)
+            menu.addAction(_('Show saved searches'), self.show_saved_searches.emit)
+        menu.exec_(event.globalPos())
+
 # Builtin functions ##########################################################
 
 from calibre.ebooks.oeb.polish.utils import apply_func_to_match_groups
diff --git a/src/calibre/gui2/tweak_book/search.py b/src/calibre/gui2/tweak_book/search.py
index 59305baa96..0765b6e768 100644
--- a/src/calibre/gui2/tweak_book/search.py
+++ b/src/calibre/gui2/tweak_book/search.py
@@ -224,7 +224,9 @@ class SearchWidget(QWidget):
 
         self.rl2 = rl2 = QLabel(_('F&unction:'))
         rl2.setAlignment(Qt.AlignRight | Qt.AlignCenter)
-        self.functions = fb = FunctionBox(self)
+        self.functions = fb = FunctionBox(self, show_saved_search_actions=True)
+        fb.show_saved_searches.connect(self.show_saved_searches)
+        fb.save_search.connect(self.save_search)
         rl2.setBuddy(fb)
         rs1.addWidget(rl2)
         self.functions_container = w = QWidget(self)