diff --git a/pandas/core/strings.py b/pandas/core/strings.py
index 169a3a24c254d..25350119f9df5 100644
--- a/pandas/core/strings.py
+++ b/pandas/core/strings.py
@@ -1442,6 +1442,12 @@ def str_slice(arr, start=None, stop=None, step=None):
     2    hameleon
     dtype: object
 
+    >>> s.str.slice(start=-1)
+    0           a
+    1           x
+    2           n
+    dtype: object
+
     >>> s.str.slice(stop=2)
     0    ko
     1    fo