diff --git a/dot_zsh_functions b/dot_zsh_functions
index b456ac1..419d4e8 100644
--- a/dot_zsh_functions
+++ b/dot_zsh_functions
@@ -185,3 +185,8 @@ transfer() {
     # cleanup
     rm -f $tmpfile
 }
+# Where is a function defined?
+function whichfunc() {
+        whence -v $1
+        type -a $1
+}